Quell Zen+ vs Bug Bomber
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Quell Zen+
Guide raindrops through over 200 colorful mazes in this serene logic puzzle game. Experience evolving mechanics and atmospheric orchestral music. Uncover a touching narrative about a Japanese family.
- Over 200 logic challenges
- Raindrop maze navigation
- Atmospheric orchestral music
- Evolving game mechanics
- Serene and absorbing gameplay
- Narrative-driven experience
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Quell Zen - the very embodiment of relaxing logic games - features over 200 beautifully crafted challenges. This serene puzzler has you guiding raindrops through a series of colorful mazes. Enhanced by atmospheric orchestral music, the game's subtle, sophisticated mechanics evolve as you navigate its many levels, delivering an absorbing experience that's familiar but always fresh. Set against a narrative of a Japanese family divided, Quell Zen will take you on an unforgettable journey. Step inside this beautiful world today.
Bug Bomber
A classic action puzzle game where players clear colored bugs by dropping bombs. Match four or more of the same color to eliminate them. Offers 21 levels and 3 speeds for increasing challenge.
- Classic action puzzle gameplay
- Clear bugs with colored bombs
- Match four or more for elimination
- 21 levels of difficulty
- 3 different speeds
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Bug Bomber is a fast-paced arcade puzzle game inspired by the classics. Clear the board by matching colored bombs with swarms of red, yellow, and blue bugs before the stack reaches the top. Easy to learn but difficult to master, Bug Bomber rewards quick thinking, strategy, and fast reactions as the speed increases. With multiple difficulty levels, adjustable game speeds, unlockable visual themes, and premium music packs, every session can feel a little different. Features: • Classic action puzzle gameplay • Multiple difficulty levels and speed settings • Unlockable premium themes • Additional music packs available • Simple controls with satisfying chain reactions • No ads • Free to play Whether you want a quick casual session or a serious high-score challenge, Bug Bomber delivers a clean, focused puzzle experience without interruptions. Terms of Use - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Quell Zen+ at 5.0 against Bug Bomber's 4.4. Quell Zen+ also leads on review sentiment (98% vs 70%) and ratings volume (142 vs 43). Bug Bomber's advantage is update cadence (every 3 months vs every 21 months) and chart position (#200 vs unranked). On 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
Quell Zen+ costs $3.99 and Bug Bomber $1.99 up front. Quell Zen+ sells 5 one-off in-app purchases and Bug Bomber sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Quell Zen+ holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 142 and 43 respectively. Written reviews point the same way: 98% of Quell Zen+'s written reviews are positive against 70% of Bug Bomber's.
Quell Zen+ ships an update every 21 months, Bug Bomber every 3 months. Both last shipped on October 24, 2026.
| Parameter | Quell Zen+ | Bug Bomber |
|---|---|---|
| Price | $3.99 | $1.99 — better |
| Rating | 5.0 (142 ratings) — better | 4.4 (43 ratings) |
| Positive reviews | 97.6% of reviews — better | 70.0% of reviews |
| Number of ratings | 142 — better | 43 |
| Update frequency | Every 21 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | — | #200 — better |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 96 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Fallen Tree Games Ltd | Jason Sanford |
Customer experience
Quell Zen+
Bug Bomber
Bugs and requests
Quell Zen+
Reported bugs
2 issues- App doesn't remain open in background - requires restart each time
- Game initially appears to crash but actually functions normally
Requested features
10 requests- Additional new music tracks or custom music selection
- Tutorial with examples before difficult levels
- Ability to reset app and erase memory without losing purchases
- Tips and hints for finding gems and secret passages
- Behind-the-scenes content about game design and inspiration
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- Option to play chapters at consistent difficulty for pure relaxation
- Russian language support for story letters
- More Quell games and future installments
- Master Quell collection with all historical levels
- iPad Pro compatibility for older games
Bug Bomber
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Quell Zen+
- 50 Coins$0.99
- 150 Coins$1.99
- Jewel Detector$1.99
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- Super Rewind$1.99
- Skeleton Key$2.99
Bug Bomber
- Premium Themes$1.99
- Premium Music$1.99
Questions
Is Quell Zen+ free?
Is Bug Bomber free?
Which has better reviews, Quell Zen+ or Bug Bomber?
Do Quell Zen+ or Bug Bomber have ads?
Which is updated more often, Quell Zen+ or Bug Bomber?
Other comparisons
