7seg Invader vs 24 Bubbles
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
7seg Invader
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Experience the legendary "Digital Invader" on your wrist! A faithful revival of the classic calculator game from the 1980s. Defend your base from the encroaching 7-segment digital invaders in this simple yet addictive shooting game designed specifically for Apple Watch. 【How to Play】 - Start: Tap the Start button to begin the mission. - Aim: Tap the "Aim" button to match the aiming number with the invader's digit. - Fire: Tap the "Fire" button to shoot down the invader! 【Key Features】 - Retro Style: 7-segment display visuals. - Simple Controls: Intuitive tap buttons optimized for the watch screen. - Intense Action: Don't let the digit invader reach your base on the left! 【Tips & Controls】 - Pause: Tap the Pause button to interrupt. The game also pauses automatically when the screen sleeps. - Exit: Long press the "Resume" button to return to the start screen. - Reset: Long press your High Score to clear it. - Volume: Turn the Digital Crown to adjust the sound effect volume. Relive the 80s nostalgia anytime, anywhere!
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 7seg Invader's every 5 months. 24 Bubbles also leads on iOS requirement (17.0 vs 26.0). 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.
7seg Invader ships an update every 5 months, 24 Bubbles weekly. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.
| Parameter | 7seg Invader | 24 Bubbles |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Apple Watch | iPhone, iPad, Apple Watch — better |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Kiyoshi Izumi | 凯 刘 |
In-app purchases
7seg Invader
No in-app purchases
24 Bubbles
No in-app purchases
Questions
Is 7seg Invader free?
Is 24 Bubbles free?
Do 7seg Invader or 24 Bubbles have ads?
Which is updated more often, 7seg Invader or 24 Bubbles?
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