- #1 Idle Tower Defense
97% matchMixed54% of 118 reviews2024
Dev: ZNZ Games
Windows
Idle Tower Defense is a game where you control a single tower to fight off hordes of enemies. No randomization. Choose from a variety of modules to create unique builds and upgrade modules and survive endless waves.
Why similar: Tower Defense 20.5%, Idler 15.9%, Bullet Hell 14.8%, Incremental 14.6%, Minimalist 9%
- #2 Coreward
96% matchPositive82% of 11 reviews2026
Dev: carllacan
Windows · Linux
Coreward is an incremental game where you use shields to protect yourself from incoming enemies and use their remains to become more powerful.
Why similar: Idler 15%, Bullet Hell 14.8%, Incremental 13.3%, Roguelike 8.6%, Minimalist 8.5%
- #3 A Game About Dodging Balls
96% matchNo user reviews
Dev: GOGOIO Games
Windows
Dodge balls, take risks, earn gold, and grow stronger. Near-misses mean bigger rewards. Survive long enough to face powerful bosses.
Why similar: Bullet Hell 19.9%, Idler 16.7%, Incremental 16.3%, Arcade 9.8%, Minimalist 8.1%
- #4 Storm Grill
95% matchNo user reviews2026
Dev: SametHope
Windows
A short incremental game where you play as a grill and fight against the storm! Evaporate raindrops, earn coins, unlock new upgrades and skills, grow stronger until you can outlast the downpour.
Why similar: Idler 16.2%, Incremental 14.9%, Abstract 13.3%, Minimalist 8%, Strategy 7.9%
- #5 QUBE: Incremental TD
94% matchPositive88% of 24 reviews2026
Dev: MyDreamForeverPub: Andgo Games
Windows
QUBE: Incremental TD is a crazy mix of an incremental game and tower defense, where upgrade choices matter. Gather resources, build defensive towers, upgrade yourself, and survive as many enemy waves as possible!
Why similar: Tower Defense 29.3%, Bullet Hell 20.1%, Idler 17.3%, Incremental 15.9%, Strategy 10%
- #6 Outhold
94% matchVery Positive86% of 1,770 reviews2025
Dev: Tellus Games
Windows · Mac
Median: 3.1 hrsMean: 4.3 hrs≥1hr: 87%
Outhold is a short, strategic incremental game that blends tower defense with a deep meta-progression. Experiment with builds and find overpowered synergies to defend the dwindling fires of Outhold.
Why similar: Tower Defense 23.7%, Incremental 17.9%, Minimalist 10.6%, Idler 8.2%, Relaxing 7%
- #7 Idle Circles
93% matchNo user reviews2026
Dev: Florent Fortat
Windows
Relax and watch your marbles fill circle after circle. Make strategic improvements then unwind in this retro futurist, idle arcade game.
Why similar: Idler 18.9%, Abstract 14.3%, Incremental 12.5%, Minimalist 9%, Arcade 8%
- #8 Null Ascent: Stellar
92% matchNo user reviews
Dev: Woodheadgames Studio
Windows · Linux
an incremental game built around one simple loop: hover, destroy, upgrade, ascend. You have a little helper drone, a garden and plenty of powerups to unlock
Why similar: Incremental 16.2%, Idler 15.7%, Abstract 14.2%, Roguelike 14.2%, Arcade 10.2%
- #9 Clankers!
91% matchMixed55% of 22 reviews2025
Dev: Ill-Fated Studios
Windows · Mac · Linux
Clankers! is a short incremental robot killing game. Kill Clankers, gather money and spend it on weapons and upgrades to stop Clankers from stealing our jobs!
Why similar: Tower Defense 19.1%, Idler 16.4%, Incremental 15.1%, Abstract 12.7%, Minimalist 7.2%
- #10 Pixel Orbit
90% matchMostly Positive77% of 30 reviews2026
Dev: YaxWorks
Windows
Incremental game about defending Earth from impending danger. Develop your Skill Tree to setup automatic turrets and various other defensive mechanisms.
Why similar: Tower Defense 23.8%, Idler 19.3%, Incremental 17.9%, Arcade 8.3%, Minimalist 7.7%
- #11 SCOPECREEP
91% matchNo user reviews2026
Dev: Foolbox StudioPub: Pretty Soon
Windows · Linux
A whispering flame craves souls. With each offering, your resolve strengthens. Fight spirits, collect their essences, and feed a hunger that may never subside in this short active incremental.
Why similar: Incremental 23.2%, Tower Defense 16.9%, Bullet Hell 11.4%, Abstract 10.3%, Strategy 9.6%
- #12 Maledictor Grows
89% matchNo user reviews
Dev: Antantic
Windows
A short incremental defense game centered around a lone dark mage growing into an unstoppable threat while endless armies try to bring him down.
Why similar: Incremental 19.7%, Idler 17.7%, Abstract 14.4%, Tower Defense 12.4%, Minimalist 12.1%
- #13 castle idler
88% matchVery Positive80% of 168 reviews2026
Dev: Soy Boy Games
Windows · Mac
castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.
Why similar: Tower Defense 24.1%, Idler 20.9%, Incremental 17.2%, Minimalist 7.8%, Arcade 7.1%
- #14 Particle Collectotron
89% matchNo user reviews2026
Dev: Miorama Games
Windows
Click and collect energy in this short, active incremental. Upgrade your reactor, tune injector payload and trajectories, unlock exotic matter, and push the experiment past its limits.
Why similar: Idler 19.9%, Incremental 18.9%, Abstract 14.2%, Arcade 7.8%, Minimalist 7.6%
- #15 Neon Bullet
86% matchPositive86% of 14 reviews2026
Dev: Iron Forge Games
Windows
A minimal top-down shooter tower defense experience. Survive endless waves in pure cube chaos, and grow stronger through run-based, build-focused progression against escalating difficulty and bosses.
Why similar: Tower Defense 27.4%, Bullet Hell 23.4%, Roguelike 13.8%, Minimalist 12%, Arcade 9.6%
- #16 BlockNBullets
87% matchNo user reviews
Dev: Madalexxa
Windows
A short incremental game where you destroy a series of blocks, earn coins, buy upgrades, improve your bullets, game time, blocks, increase coins. Unleash your power!
Why similar: Incremental 21.8%, Idler 19.9%, Bullet Hell 14.2%, Abstract 11%, Relaxing 10.7%
- #17 Incremental Ragebait
85% matchMostly Negative39% of 18 reviews2026
Dev: Ill-Fated Studios
Windows · Mac · Linux
Nodebuster inspired, relaxing, incremental game. Hover on mortals to RAGEBAIT them and take their souls. Buy new weapons. Unlock upgrades. Build a purgatory. RAGEBAIT GOD.
Why similar: Tower Defense 20.3%, Idler 16.6%, Incremental 15.1%, Abstract 13.8%, Minimalist 7.3%
- #18 Dyeversion
86% matchNo user reviews2026
Dev: Catchy
Windows · Mac
Dyeversion is a color-routing tower defense. Drag liquid hoses from color sources to your towers, mix colors to forge powerful COMBO towers, and route your pipes around the enemy path. Battle dozens of levels, earn tokens, and unlock a deep skill tree.
Why similar: Tower Defense 24%, Incremental 15.4%, Minimalist 10.3%, Idler 9.8%, Roguelike 8.7%
- #19 Towerix91
84% matchPositive90% of 30 reviews2026
Dev: MrArcivorum
Windows
Towerix91 is an incremental tower defense inspired by PC games of the late 80s and early 90s. Collect crystals, unlock dozens of upgrades in the tech tree, place towers on walls, upgrade them and use abilities. Repel waves of enemies while steadily strengthening your defenses.
Why similar: Tower Defense 23.6%, Idler 20.6%, Incremental 16.6%, Minimalist 9.5%, Arcade 7.3%
- #20 BastionOS
84% matchVery Positive97% of 168 reviews2026
Dev: Feral Paw
Windows · Mac
A short active incremental game where you stack ludicrous weapons and upgrades onto a tower. Destroy a gigantic evolving horde, unlock new tech, repeat.
Why similar: Tower Defense 19%, Idler 15.8%, Abstract 14.7%, Incremental 14.7%, Minimalist 8.3%
- #21 Ringbound
83% matchPositive100% of 43 reviews2026
Dev: TheTallLeaf
Windows
Ringbound is an experimental minimalist incremental game.
Why similar: Abstract 19.5%, Incremental 19.2%, Idler 15%, Minimalist 13.2%, Relaxing 7.6%
- #22 INCREDECK
82% match4 user reviews100% of 4 reviews2026
Dev: Sempiternal Rain
Windows
INCREDECK is a small incremental game where you collect cards, earn money, buy upgrades, and unlock new stages of the game.
Why similar: Idler 27%, Incremental 19%, Bullet Hell 13.1%, Shoot 'Em Up 13.1%, Arcade 9.4%
- #23 Beat Shapes
81% matchVery Positive82% of 84 reviews2026
Dev: Inspiration Beggar
Windows · Linux
Beat Shapes is a simple incremental bullet heaven shooter game. Defeat enemies of various shapes to collect resources, which you can use to upgrade the skill tree, unlock new bullets,upgrade instruments and explore other upgrades. Grow stronger and challenge tougher enemies and bosses.
Why similar: Bullet Hell 24.9%, Idler 22.5%, Incremental 20.7%, Tower Defense 12.3%, Strategy 7%
- #24 Towerburst
82% matchNo user reviews2026
Dev: Gwyn GamesPub: GwynGames
Windows
An incremental tower defense game where you fight enemies using unique tower combinations. Gather resources from fallen enemies, unlock and upgrade your towers, discover new tower synergies and defeat every enemy before your towers run out of shots.
Why similar: Tower Defense 25.1%, Idler 20.4%, Incremental 19%, Arcade 7.4%, Strategy 7.1%
- #25 Florana Defense
81% matchNo user reviews2026
Dev: Petr "Glubo" Sykora
Windows · Mac · Linux
Incremental Mazing Tower Defense. No lives, just make more gold. No fixed mob path, create the best maze ever.
Why similar: Tower Defense 33.7%, Incremental 20.1%, Idler 14.2%, Minimalist 7.7%, Casual 7.1%
- #26 increTower
80% matchNo user reviews2026
Dev: Tent Incident
Windows
A short incremental tower defense game. Upgrade your tower. Upgrade your enemies. Repeat until it gets out of control.
Why similar: Tower Defense 19.9%, Idler 17.7%, Incremental 16.4%, Abstract 11.8%, Minimalist 7.5%
- #27 Beat The Odds
79% matchNo user reviews
Dev: LonelyOcelot
Windows
Take your chances against RNG and see how high you can roll. Can you Beat the Odds?
Why similar: Idler 19.7%, Incremental 17.5%, Roguelike 13.3%, Score Attack 10.6%, Strategy 9%
- #28 Lux Anima
78% matchPositive100% of 20 reviews2026
Dev: Chillfox Games
Windows
A relaxing incremental tower defense where your defenses are flowers. Defeat incoming spirits, grow your garden, collect essence, unlock upgrades, and protect the Sacred Core.
Why similar: Incremental 24.1%, Idler 23.8%, Abstract 13.6%, Arcade 10.5%, Minimalist 9.9%
- #29 Cornered
79% matchNo user reviews2026
Dev: Oddment Labs
Windows · Mac · Linux
Cornered is a stationary survival rogue-like with tower-defence DNA. Hold the centre, customise your aura, buy skills, and stack passives. After every boss, choose an enemy enhancement that makes future waves harder, then push past the Final Boss into Endless Mode.
Why similar: Tower Defense 34.3%, Bullet Hell 18.4%, Roguelike 16.4%, Strategy 13%, Minimalist 8.8%
- #30 SUPERBOLT
78% matchNo user reviews2026
Dev: Skollheim
Windows
You are the lightning. Charge a dying machine, crack it open, and grow from a centimetre-wide spark into the brightest event in the universe. An incremental across seven worlds of scale, where every collapse makes you stronger.
Why similar: Idler 21.8%, Incremental 17.6%, Abstract 16.5%, Minimalist 8.9%, Casual 8%
- #31 Criticality
77% matchVery Positive94% of 62 reviews2026
Dev: Mechabit
Windows
A short incremental game about splitting atoms and triggering exponentially growing chain reactions.
Why similar: Incremental 19.8%, Abstract 15.4%, Idler 14.5%, Minimalist 11.1%, Relaxing 9.8%
- #32 Endless Void: Idle Tower Defence
77% matchNo user reviews
Dev: Bubblekings Games
Windows
Shoot. Upgrade. Die. Repeat. Defend against endless swarms in this minimalist idle tower defense. Construct an impenetrable fortress, research game-breaking tech, craft legendary gear, and harness cosmic abilities like Black Holes and Orbital Strikes. How deep into the Void can you survive?
Why similar: Tower Defense 20.2%, Bullet Hell 19.9%, Idler 17.8%, Minimalist 7.8%, Abstract 7.4%
- #33 Max Manos
76% matchVery Positive92% of 511 reviews2025
Dev: Max Manos
Windows
Median: 6.7 hrsMean: 8.0 hrs≥1hr: 94%
Max Manos is an incremental destruction game where you play as a powerful hand, known as Max Manos, eliminating shapes. Chain explosive reactions, collect shards, and upgrade your abilities to destroy shapes even faster.
Why similar: Incremental 20.7%, Idler 18%, Abstract 16.4%, Minimalist 9.7%, Arcade 8.5%
- #34 Kickback Clicker
75% matchVery Positive86% of 69 reviews2025
Dev: Dot bloodPub: Targem Games
Windows
Mutants are flooding the planets! Destroy them all! Improve your technology, upgrade weapons and turn dangerous worlds into safe havens. Every click is a step towards the future of mankind!
Why similar: Idler 20.8%, Incremental 18.7%, Abstract 11.1%, Strategy 8.2%, Minimalist 7.3%
- #35 SPOTS OF DEFENSE
76% matchNo user reviews
Dev: J
Windows
Place shooters anywhere to hold off waves of oncoming enemies! Upgrade your abilities and unlock new skills to push your limits! Experience the thrill of DEFENSE MODE or sit back and relax with IDLE MODE.
Why similar: Tower Defense 22.2%, Idler 14.8%, Abstract 12.7%, Bullet Hell 11.5%, Minimalist 11.4%
- #36 ParryMaster
75% matchMostly Positive75% of 71 reviews2025
Dev: GOGOIO Games
Windows
Defend yourself in this minimalist one-button incremental defense game. One hit, and it’s over.
Why similar: Incremental 18.8%, Idler 18.7%, Minimalist 10.5%, Futuristic 9.6%, Arcade 9.4%
- #37 Cult of the Yellow King
74% matchVery Positive80% of 128 reviews2025
Dev: Metaphor Games
Windows
A cosmic horror idle game where you build the Yellow King’s cult, spread his living mold, and click yourself hollow. Memory by memory. Scream by silent scream, as the sky blooms with eyes watching your beautiful undoing.
Why similar: Idler 21.2%, Incremental 18.9%, Abstract 13%, Relaxing 9%, Minimalist 8.7%
- #38 Galaxy Pirates
74% matchNo user reviews
Dev: Chubby Horse Games
Windows
An idle auto-battler that fights epic battles in the corner of your screen while you conquer your day. Complete missions, build your hero squad, unlock new weapons, skills and upgrades. Assemble your own pirate crew and set sail among the stars!
Why similar: Tower Defense 23.4%, Idler 20.6%, Incremental 17%, Shoot 'Em Up 14.6%, Futuristic 9.7%
- #39 VOID WARD
73% match4 user reviews0% of 4 reviews2026
Dev: Aurus Games
Windows
A minimalist roguelite tower defense with neon aesthetics. Defend your planet against infinite waves of geometric enemies. Buy 70 upgrades, activate abilities, chain combos and grow stronger between runs with permanent upgrades. Every attempt makes you stronger.
Why similar: Tower Defense 27.5%, Bullet Hell 26.3%, Roguelike 13%, Strategy 10%, Arcade 9.3%
- #40 A game about sucking (up ghosts with a Vacuum)
73% matchMixed67% of 33 reviews2026
Dev: Brave Traveller Games
Windows
A short, active incremental game about sucking up a range of cute and mischievous Ghosts with a Vacuum and harvesting their Ectoplasm.
Why similar: Idler 19.2%, Incremental 18.6%, Abstract 15.1%, Minimalist 10%, Strategy 9.8%
- #41 A Game About Bouncing DVD
73% matchMostly Negative25% of 16 reviews2026
Dev: Gamific
Windows
A minimalist incremental game where you watch DVD logos bounce endlessly, earn points, upgrade your screen, and unlock increasingly powerful upgrades.
Why similar: Incremental 21.6%, Idler 17.3%, Strategy 12.6%, Relaxing 10.7%, Abstract 8.5%
- #42 Dodgeon
72% matchNo user reviews
Dev: Ludikatt
Windows · Linux
A pure-dodge neon arcade game. Choose your power, assemble your enemies from 15 types, then survive the flood of projectiles as long as you can. Minimalist, snappy, endlessly replayable — with a leaderboard for every set.
Why similar: Bullet Hell 25%, Abstract 17.2%, Score Attack 16%, Arcade 13.1%, Minimalist 12.7%
- #43 Bit Breaker
70% matchMostly Positive71% of 14 reviews2026
Dev: Hurricane Games
Windows
Bit Breaker is a short brick-breaking incremental bullet hell. Collect resources to upgrade your balls and fight back against the nodes taking over humanity.
Why similar: Bullet Hell 18.1%, Idler 17.2%, Incremental 16.3%, Shoot 'Em Up 11.3%, Minimalist 7.1%
- #44 Minutescape
71% matchMostly Positive75% of 556 reviews2025
Dev: MolterPub: Poysky Productions
Windows · Mac · Linux
Median: 2.9 hrsMean: 3.3 hrs≥1hr: 84%
Dodge bullets and upgrade yourself in Minutescape, a retro-inspired incremental game that keeps unfolding. Unlock new abilities and keep upgrading yourself to survive for 5 consecutive minutes.
Why similar: Bullet Hell 18%, Incremental 17.7%, Idler 17.3%, Roguelike 9.8%, Minimalist 8.9%
- #45 Increbraintal
69% matchVery Positive82% of 165 reviews2026
Dev: Hymoori
Windows
Protect your brain from viruses in Increbraintal, an incremental auto battler. Build your team and unlock upgrades in the Skill Tree to eliminate the contamination taking over the body.
Why similar: Idler 22.9%, Bullet Hell 20.9%, Strategy 12.6%, Arcade 11.4%, Abstract 9%
- #46 Firework War
72% matchVery Positive96% of 54 reviews2025
Dev: 正方形劳伦斯Pub: Gamirror Games
Windows
Use a variety of fireworks to fend off misfortune and protect your family!
Why similar: Tower Defense 29.8%, Abstract 19.2%, Strategy 11.8%, Minimalist 9.9%, Roguelike 9.2%
- #47 Compact Plasma Gears
71% match4 user reviews100% of 4 reviews2025
Dev: Pliesnetsov Serhii
Windows
Embark on a retro-shoot-'em-up task to fight space pirates, industrial equipment, archeotech and, probably, space gods. Engage enemies in increasingly cruel levels, fight vile bosses, uncover secrets and pursue the call of ancient technologies.
Why similar: Bullet Hell 20.9%, Shoot 'Em Up 20.9%, Idler 16.1%, Arcade 10.2%, Minimalist 8.3%
- #48 Orbital Tower Defence
69% match3 user reviews100% of 3 reviews2026
Dev: Michael Andi
Windows
Build towers on rotating orbital rings to defend your planet. Discover powerful upgrades, battle elite enemies and bosses, and master unique planets with distinct challenges.
Why similar: Tower Defense 26.8%, Roguelike 15.9%, Strategy 14.7%, Arcade 11.3%, Minimalist 9%
- #49 One Percent - Game About Taxing Billionaires
70% matchNo user reviews2026
Dev: More Dough Studios
Windows
Comrade! Filthy billionaires are buying political influence again! Shoot their flying bribes from the sky in this fast incremental class struggle. Help the common people rise, don’t get corrupted, win the people’s votes, unlock powerful upgrades, and tax the billionaires out of power!
Why similar: Bullet Hell 22%, Idler 20.4%, Incremental 20.1%, Shoot 'Em Up 12.4%, Casual 7.8%
- #50 Idle Breakanoid
69% matchPositive86% of 14 reviews2026
Dev: Edgar IXPub: Easy Grind Games
Windows
Idle Breakanoid combines the satisfying block-breaking action of classic Breakout/Arkanoid with the addictive progression of idle games. Watch as your balls bounce, blocks shatter, and your power grows!
Why similar: Idler 18.2%, Incremental 16.8%, Abstract 13.8%, Minimalist 9.3%, Score Attack 8.7%
- #51 A Game About Feeding A Black Hole
67% matchVery Positive89% of 3,312 reviews2025
Dev: AarimousPub: Aarimous and Thornity
Windows · Mac · Linux
Median: 3.8 hrsMean: 4.4 hrs≥1hr: 93%
A short incremental game about feeding a Black Hole matter by destroying Asteroids, Planets, and Stars.
Why similar: Incremental 33.1%, Idler 16.2%, Relaxing 9%, Abstract 8%, Minimalist 7.9%
- #52 Arrowburst
68% matchVery Positive82% of 83 reviews2025
Dev: TheTallLeaf
Windows
Arrowburst is a calm, relaxing, short incremental game about bursting squares and upgrading your arrow.
Why similar: Incremental 30.2%, Idler 17%, Abstract 12.9%, Relaxing 9.7%, Casual 6.8%
- #53 Prismfall
68% matchNo user reviews2026
Dev: Glass Shard Games
Windows
Prismfall is a strategic incremental game about defending your Prism from waves of enemies. Earn gold, wield powerful abilities, and buy upgrades from a deep and extensive upgrade tree.
Why similar: Incremental 22.5%, Minimalist 13.6%, Strategy 12.2%, Roguelike 11.8%, Abstract 8%
- #54 Banana Gine
70% matchMostly Negative39% of 114 reviews2024
Dev: Banagine Studios
Windows
Banagine is a clicker game. There is a banana and there is an aubergine. So, this is a Banagine. Click to Banagine and count more Banagine. Because everyone loves Banagine!
Why similar: Idler 20.6%, Incremental 17.3%, Abstract 14.7%, Minimalist 11%, Arcade 10.2%
- #55 Balls & Gamble
66% matchMixed60% of 15 reviews2026
Dev: GETTAKE
Windows
Balls & Gamble is a casino-inspired incremental game where you shoot a LOT of balls, earn money, buy upgrades, gamble, unlock new balls, and eventually break reality itself.
Why similar: Idler 20.8%, Incremental 20.4%, Abstract 12.5%, Strategy 12.3%, Casual 7.8%
- #56 Combo Overload
68% matchPositive80% of 25 reviews2025
Dev: AraragiAriel
Windows
Fight enemies and upgrade yourself in Combo Overload, a short incremental game, with a huge skill tree. After becoming strong enough you'll unlock the combo. Are you able to overload it?
Why similar: Idler 21.4%, Incremental 17.9%, Abstract 14.3%, Minimalist 10.1%, Relaxing 9%
- #57 Exponent: The Scaling Tower Defense
67% matchNo user reviews
Dev: Retromagine
Windows
A roguelite incremental tower defense where expansion is survival. Execute Command Cards from your expanding deck, build towers, and create land tile by tile to defend the last Node in your dimensional bubble. Grow strong enough to find your kin in the void… and merge into higher dimensions.
Why similar: Tower Defense 29%, Roguelike 14.9%, Incremental 14.8%, Minimalist 11.7%, Strategy 9.9%
- #58 Now With More Plunk
67% matchNo user reviews2026
Dev: 8-Bit Curls
Windows · Mac
A Plinko-like incremental where your coins strum harps, hit drums, and eventually create their own master orchestra. Go Plunk it up!
Why similar: Idler 24.4%, Incremental 23.9%, Strategy 10.6%, Arcade 10.6%, Minimalist 9.2%
- #59 Nodebuster
66% matchOverwhelmingly Positive97% of 14,025 reviews2024
Dev: Goblobin
Windows
Median: 3.9 hrsMean: 12.7 hrs≥1hr: 91%
Nodebuster is a short, experimental incremental game about busting nodes and destroying reality.
Why similar: Incremental 27.3%, Idler 18.8%, Abstract 13.1%, Arcade 7.5%, Minimalist 7.5%
- #60 Build a Cat Tower to reach the Fish
67% matchNo user reviews
Dev: Silvanuz
Windows · Linux
A short incremental game about building a Cat Tower to reach the Fish. Unlock new cats, each with their own color and special ability. Stack them higher and faster for even tastier fish.
Why similar: Idler 19%, Incremental 18.7%, Abstract 15.8%, Minimalist 9.4%, Arcade 7.9%