ZenShell vs Mr Flap
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
ZenShell
Test your reflexes and hand-eye coordination with this classic "ball and cups" style game. Catch hermit crabs as they move rapidly under shells. See if your eyes are fast enough to keep up!
- Hand-eye coordination test
- Classic "ball and cups" gameplay
- Fast-paced shell following
- Hermit crab catching
- Reaction time challenge
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How fast are your eyes? Are they fast enough to catch hermit crabs and still follow the rapidly moving shells? Test your hand-eye coordination in the form of the classic "ball and cups" game!
Mr Flap
Guide a small square bird through an endless obstacle course. Test your reflexes and see how far you can fly. Simple one-touch gameplay makes it easy to pick up but challenging to master.
- Endless obstacle course
- One-touch controls
- High score tracking
- Challenging gameplay
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Say hello to Mr Flap, the little square bird that'll make your head spin! How far can you get?
Screenshots
Verdict
The clearest difference is rating: ZenShell at 4.8 against Mr Flap's 4.3. ZenShell also leads on in-app purchases (none vs 1) and ads (none vs shown). Mr Flap's advantage is ratings volume (110 vs 5). On price, update cadence 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. Mr Flap sells 1 one-off in-app purchase. ZenShell asks for nothing beyond the download.
ZenShell holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Mr Flap has 110 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of ZenShell's written reviews are positive against 89% of Mr Flap's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 5, 2026 and September 23, 2026 respectively.
| Parameter | ZenShell | Mr Flap |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) — better | 4.3 (110 ratings) |
| Positive reviews | 100.0% of reviews — better | 89.2% of reviews |
| Number of ratings | 5 | 110 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 179 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Z Sculpt | 1Button SARL |
Customer experience
ZenShell
Mr Flap
Bugs and requests
ZenShell
Not enough reviews yet to summarise bugs or requests.
Mr Flap
Reported bugs
2 issues- Occasional crashes or freezes
- Inconsistent collision detection
Requested features
4 requests- Ability to unlock new characters or skins
- Different game modes or levels
- Leaderboards or social features
- Improved tutorial or instructions
In-app purchases
ZenShell
No in-app purchases
Mr Flap
- Remove Ads$1.99
Questions
Is ZenShell free?
Is Mr Flap free?
Which has better reviews, ZenShell or Mr Flap?
Do ZenShell or Mr Flap have ads?
Which is updated more often, ZenShell or Mr Flap?
Other comparisons
