quantum gates vs Target
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
quantum gates
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This app shows how quantum gates work. Red, green, and blue circles represent the quantum states of three qubits respectively. If you make three circles align, you will get some score. Feel quantum gates!
Target
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Hunt for Hidden Primes! The Ultimate Prime Number Puzzle! Primes are... Love. (__); A Prime Number is a proud, solitary figure that opens up to no one but 1 and itself. On a 5x5 board, merge tiles to track down these charming numbers one by one! How to Play: Slide, Merge, and Find Primes! Slide & Merge: Swipe tiles in four directions to combine numbers. Target Prime: Clear the stage by completing the specific Prime Number assigned! Why You’ll Love It PRIME Mode: Much trickier than regular numbers, but the intellectual satisfaction is 200% higher! 51 Stages: From small digits to massive challenges—give your brain cells a full workout. Secret Items: Use the 'Magic Tile' to change numbers or 'Unlock' to escape a crisis. Collect Themes: From Cyber Blue to Sakura Pink, customize your board with earned trophies! The Perfect Intellectual Break! It’s not just a time-killer. Stimulate your number sense and focus as you fall for the mysterious charm of Primes. Shall we find your very first Prime right now?
Screenshots
Verdict
The clearest difference is in-app purchases: Target at none against quantum gates's 2. Target also leads on update cadence (daily vs every 6 weeks). On price, ads, device support and iOS requirement 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. quantum gates sells 2 one-off in-app purchases. Target asks for nothing beyond the download.
quantum gates ships an update every 6 weeks, Target daily. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.
| Parameter | quantum gates | Target |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 1 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Sungjun Kim | JINWOO LEE |
In-app purchases
quantum gates
- originalFree
- premium$0.99
Target
No in-app purchases
