Blackout Grid vs 24 Bubbles
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Blackout Grid
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Turn off all the lights to win! Blackout Grid brings the classic electronic puzzle game to your iPhone, iPad, and Apple Watch. Tap a cell to toggle it and its neighbors - your goal is to turn off every light on the grid. Play on your phone, tablet, or right from your wrist. 150 HANDCRAFTED PUZZLES Progress through 100 classic 5x5 levels and 50 larger 6x6 challenges across 5 difficulty tiers: - Beginner (1-5): Learn the mechanics - Easy (6-25): Warm up your brain - Medium (26-50): Build your skills - Hard (51-75): Challenge yourself - Expert (76-100): Master the grid FEATURES - Clean, minimalist design optimized for iPhone, iPad, and Apple Watch - Undo button - fix mistakes without restarting - Star ratings - earn up to 3 stars per level - Progress tracking - pick up where you left off - Daily puzzle with streaks and a 30-day archive - Six included color themes - Haptic feedback - feel every tap - Every feature included — no ads or purchases - No internet required PERFECT FOR - Quick gaming sessions on your wrist - Brain training during commutes - Relaxing puzzle solving anytime ACCESSIBILITY - Dynamic Type support - VoiceOver compatible - High contrast visuals Download now and see if you can blackout all 150 grids!
24 Bubbles
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Turn the classic 24 puzzle into a lively bubble-merging adventure. In 24 Bubbles, there are no operator buttons. Simply drag two number bubbles together and the game automatically performs a valid operation. Correct combinations merge into a larger bubble—keep going until the final bubble is exactly 24. GAME MODES • Cloud Levels: 30 carefully arranged number puzzles. • Arcade Mode: Start with 30 seconds, earn time for every solved puzzle, and level up after every 10 consecutive wins. • Face-to-Face Duel: Share one device and compete across a split screen for 30 seconds. • Apple Watch Quick Challenge: Tap two numbers on your wrist for short puzzle sessions anytime. • Animated Tutorial: Learn naturally through gesture animation the first time you play. A DELIGHTFUL EXPERIENCE • Soft translucent bubbles, dynamic lighting, and satisfying merge animations. • Pickup, impact, burst, and victory sounds with haptic feedback. • The in-game interface supports Simplified Chinese and English. • Play on iPhone, iPad, and Apple Watch. Progress stays on your device. • No account required. Observe the relationships between the numbers, discover the right merge order, and make the last bubble exactly 24!
Screenshots
Verdict
The clearest difference is update cadence: 24 Bubbles at weekly against Blackout Grid's monthly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Blackout Grid ships an update monthly, 24 Bubbles weekly. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.
| Parameter | Blackout Grid | 24 Bubbles |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | AM8 B.V. | 凯 刘 |
In-app purchases
Blackout Grid
No in-app purchases
24 Bubbles
No in-app purchases









