Find the Differences vs Knife Challenges
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Find the Differences
Sharpen your observation skills with this challenging puzzle game. Find subtle differences between images without time pressure, earning stars for your performance. Utilize zoom and hints to aid your search in this free experience.
- Challenging levels
- No time limit
- Star rating system
- 5 differences per level
- Hint system
- Zoom functionality
- Completely free
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This is a game that allows you to concentrate and calm down. When you feel irritable, try to calm yourself down and observe carefully. Of course, this game is difficult, you need great patience and determination not to accept prompts. There are 5 subtle differences in each level, try to explore! Features: very hard levels no time limited rate stars for each level 5 differences in each level hint to provide a clue pinch to zoom in and zoom out totally free to play
Knife Challenges
A relaxing puzzle game that tests your eyesight and patience. Navigate challenges with precision to survive and compete against others. Unlock a crazy mode for an ultimate test.
- Eyesight testing puzzles
- Patience challenges
- Survival gameplay
- Competitive play
- Crazy mode
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Threading not only tests your eyesight, but also your patience. Ten thousand arrows through the heart more exciting, really in the crack to survive; Compete against each other to let you understand the true meaning of the game; Crazy mode challenges your limits;
Screenshots
Verdict
The clearest difference is rating: Find the Differences at 4.5 against Knife Challenges's 4.0. Find the Differences also leads on ratings volume (11 vs 1). Knife Challenges's advantage is update cadence (every 8 days vs every 2 months). On price, ads, in-app purchases and monetization model 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.
Find the Differences holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Find the Differences has 11 ratings behind it against 1, so its average is the more settled of the two.
Find the Differences ships an update every 2 months, Knife Challenges every 8 days. The most recent releases landed on August 29, 2026 and June 4, 2026 respectively.
| Parameter | Find the Differences | Knife Challenges |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (11 ratings) — better | 4.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 11 — better | 1 |
| Update frequency | Every 2 months | Every 8 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 62 MB | 102 MB |
| Age rating | 4+ | 4+ |
| Developer | 毅 郑 | 跃峰 杨 |
Customer experience
Find the Differences
Knife Challenges
In-app purchases
Find the Differences
No in-app purchases
Knife Challenges
No in-app purchases
Questions
Is Find the Differences free?
Is Knife Challenges free?
Which has better reviews, Find the Differences or Knife Challenges?
Do Find the Differences or Knife Challenges have ads?
Which is updated more often, Find the Differences or Knife Challenges?
Other comparisons
