Humbug vs Knight Grid
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Humbug
Engage in a unique puzzle game where you control bugs to solve challenges. Discover your problem-solving skills with mind-bending gameplay, beautiful graphics, and hours of fun.
- Unique bug control puzzles
- Mind-bending gameplay
- Beautiful graphics
- Simple controls
- Hours of gameplay
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Do you think you're a genius? Take control of the bugs in this unique puzzle game and find out! Humbug features awesome bugs, beautiful graphics, simple controls and many hours of mind-bending gameplay!
Knight Grid
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Master the Knight's Tour — the centuries-old chess puzzle where a lone knight must land on every square of the board exactly once. Knight Grid turns it into a clean, satisfying game with three ways to play: • PUZZLE — Solve it yourself. Tap legal knight moves, get instant feedback, and undo whenever you want. • MISSION — Beat the clock across three rounds, on boards that grow from 6×6 to 8×8. • SOLUTION — Stuck? Watch the solver reveal a perfect path step by step, at any speed. CHOOSE YOUR CHALLENGE Pick any board from 5×5 up to 10×10 and any starting square. Small boards are a gentle warm-up; big boards are a real test. CALM BY DESIGN • Free, supported by ads. No accounts. • The game itself works offline. • Light and dark themes. • Accessible: Dynamic Type and VoiceOver. Whether you're a chess fan, a puzzle lover, or a student meeting a classic of mathematics, Knight Grid is the most elegant way to play the Knight's Tour. Download Knight Grid and start your tour.
Screenshots
Verdict
The clearest difference is in-app purchases: Knight Grid at none against Humbug's 6. Knight Grid also leads on update cadence (every 8 days vs every 12 months). Humbug's advantage is iOS requirement (15.0 vs 26.0). On price, ads 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. Humbug sells 6 one-off in-app purchases. Knight Grid asks for nothing beyond the download.
Humbug ships an update every 12 months, Knight Grid every 8 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | Humbug | Knight Grid |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (377 ratings) — better | — |
| Positive reviews | 92.7% of reviews | — |
| Number of ratings | 377 — better | — |
| Update frequency | Every 12 months | Every 8 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 76 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Dunderbit | Abdelfatah Aziz |
Bugs and requests
Humbug
Reported bugs
2 issues- Occasional crashes or freezes
- Accidental level skips
Requested features
4 requests- More levels and new bug types
- Option to disable screen movement
- Accessibility settings
- Progression tracking/achievements
Knight Grid
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Humbug
- 1 000 Coins$1.99
- No Ads$2.99
- 3 000 Coins$4.99
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- 7 000 Coins$5.99
- 7 000 Coins$8.99
- 15 000 Coins$16.99
Knight Grid
No in-app purchases
Questions
Is Humbug free?
Is Knight Grid free?
Do Humbug or Knight Grid have ads?
Which is updated more often, Humbug or Knight Grid?
Other comparisons
