Planar Knots vs MDonkey
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Planar Knots
Untangle complex line diagrams by strategically moving nodes to eliminate intersections. Earn stars by solving puzzles efficiently and maintain your daily challenge streak. Customize your experience with unlockable themes and track your progress.
- Untangle puzzles by moving nodes
- Optimize solutions for more stars
- Daily Challenge with streak tracking
- Points system for unlocks
- Stats and progress tracking
- Share progress with friends
- Customizable themes
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Planar Knots is a clean, satisfying puzzle game about turning tangled messes into perfect diagrams. Drag the nodes. Watch the lines shift. Remove every line crossing. Solve puzzles in fewer moves to earn more stars and points, then come back each day to keep your Daily Challenge streak alive. Features Untangle puzzles by moving nodes until no lines intersect Move counter + star ratings to optimize solutions Daily Challenge with fresh puzzles and streak tracking Points system to unlock themes, hints, or skip levels Stats & progress tracking by level pack or across the whole game Share progress and Daily Challenge results with friends Node-based level browsing by difficulty and node count Themes to customize the look and feel Optional ads (including rewarded unlocks). Optional in-app purchases: Remove Ads, Theme Unlocks, or All-Themes Bundle. Support: support@orangepeak.dev
MDonkey
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【Not just a game, but an experiment in evolution】 Inspired by the famous "Ayumu Project" at Kyoto University. A chimpanzee named Ayumu demonstrated an eidetic memory capability that leaves most humans in the dust. It makes us wonder: along the millions of years of evolution, as we gained language and logic, did we lose some primal, powerful instincts? This app brings that legendary laboratory challenge to your phone. 【The Core Challenge】 Numbers flash on the screen and vanish in the blink of an eye. You must tap them in the correct order relying solely on your instantaneous visual afterimage. Eidetic (0.5s): Think like Ayumu. Challenge the limits of humanity. Average (2.0s): A starting point for most sapiens. Rote (10.0s): Take your time. For those who admit defeat (jk). 【Ultimate Experience】 To replicate the purest reaction test, we've optimized this app to the millisecond: Zero-Latency Audio: Built with iOS SystemSound API for instant feedback the moment you touch. Fluid Interaction: No superfluous animations to drag down your reaction speed. Minimalist Aesthetic: High-contrast black and white design to keep you hyper-focused. 【Secret Features】 Too hard or too easy? Try a LONG PRESS on the start button. Want to know the story? Try SHAKING your phone. This might be the simplest game on your phone, yet the hardest challenge you'll ever face. Can you reclaim your primal power?
Screenshots
Verdict
The clearest difference is in-app purchases: MDonkey at none against Planar Knots's 8. MDonkey also leads on ads (none vs shown) and update cadence (daily vs every 3 days). Planar Knots's advantage is iOS requirement (15.0 vs 17.6). On price 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. Planar Knots sells 8 one-off in-app purchases. MDonkey asks for nothing beyond the download.
Planar Knots ships an update every 3 days, MDonkey daily. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Planar Knots | MDonkey |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 3 days | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 171 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Orange Peak Studios | PENG LI |
In-app purchases
Planar Knots
- Unlock Neon Night Theme$0.99
- Unlock Groovy Theme$0.99
- Unlock Pixelated Theme$0.99
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- Unlock Candyland Theme$0.99
- Unlock Workshop Theme$0.99
- Remove Ads$2.99
- Unlock All Themes$2.99
- Remove Ads / Unlock Themes Bundle$4.99
MDonkey
No in-app purchases









