Cooped Up vs Letter Burp
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Cooped Up
Navigate a vibrant sanctuary as a new exotic bird, flinging yourself upwards while avoiding obstacles and other quirky birds. Snack on tasty insects along the way and use boosts to ascend further. Compete with friends via Game Center.
- Intuitive twanging fling gameplay
- Simple pick up and play
- Game Centre support
- Collect and eat insects
- In-game boosts
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You are the latest addition in the exotic bird sanctuary. The other older birds have been Cooped Up a little too long and are a branch short of a perch! Ahhemmm... they is a bit crazy! Fling yourself up up and away but watch out, there's more than just birds that you must avoid. However don't be afraid to snack on the way... ...and don't let the other birds laughing at you get you down! Pick yourself up and twang twang twang again! Features: - Intuitive twanging fling gameplay. - Simple pick up and play for all! - Full game centre support to compete with friends and foes - Eat worms, spiders and flies! Hmmm yummy!!! - Boost you way up like a steam train! Important information This game contains third party advertising which can be removed via a one time IAP. This game contains coins which can be collected within the game for free, bought with real money or via earned via promotions. This game contains cross promotion for other Nitrome games and this is not removed with the IAP for removal of ads.
Letter Burp
A unique word-balancing game where you type and stack letters to form words. Navigate hazards and customize your experience with cosmetic items and relaxing music. Enjoy dozens of levels with more added monthly, playable offline and without ads.
- Type and stack letters to form words
- Rotate letters for precise positioning
- Overcome various hazards for increased challenge
- Unlock environment and character cosmetics
- Relaxing lo-fi beats
- Dozens of levels with monthly additions
- Offline play supported
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It’s a good time to play something different (and chaotic). Get ready for a juicy letter stacking game never seen before! •How do I play? Type and spawn letters, then rotate to adjust their position and ultimately stack them in order to create various words depending on the level. Keep the balance for a few seconds to complete the level •Who is this for? The game applies for both gamers and non-gamers, a quick break from the daily hustle and bustle. •Challenging? There’s difficulty for everyone and it increases gradually. The various hazards provide an extra level of difficulty but do not worry, if you get stuck, any level can be skipped. •Features: - Plenty of hazards that provide variety and challenges - Environment and character cosmetics! - Relaxing Lo-fi beats. - Dozens of levels to unlock and more being added monthly! - Quirky graphics - Game Center. - Haptic Feedback. (can turn on/off). - Optimized for all devices; - Simple controls, suitable for any age. - Play Offline, no internet connection required to play. (flying much?) - No violence, stress-free; play at your own pace. - Not collecting any personal data. No ads. •Developer notes: Thank you for playing “Letter Burp”. I put a lot of love and effort into making this game. Don’t forget to review the game and share it with your friends. Find me on social media: @crevassegames; would love to hear your feedback!
Screenshots
Verdict
The clearest difference is ads: Letter Burp at none against Cooped Up's shown. Letter Burp also leads on update cadence (daily vs every 17 months) and review sentiment (100% vs 71%). Cooped Up's advantage is rating (4.5 vs 4.2) and ratings volume (85 vs 11). On price, in-app purchases, monetization model 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. Cooped Up sells 1 one-off in-app purchase and Letter Burp sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Cooped Up holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: Cooped Up has 85 ratings behind it against 11, so its average is the more settled of the two. Written reviews complicate that: 71% of Cooped Up's written reviews are positive against 100% of Letter Burp's, so the app with the better star average is not the one people write more warmly about.
Cooped Up ships an update every 17 months, Letter Burp daily. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.
| Parameter | Cooped Up | Letter Burp |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (85 ratings) — better | 4.2 (11 ratings) |
| Positive reviews | 70.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 85 — better | 11 |
| Update frequency | Every 17 months | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 157 MB | 57 MB |
| Age rating | 9+ | 4+ |
| Developer | Nitrome | Tepes Ovidiu |
Customer experience
Cooped Up
Letter Burp
Bugs and requests
Cooped Up
Reported bugs
13 issues- Game crashes on launch or during gameplay
- Screen flickering and glitching after ads
- Upside-down screen display
- Phone freezing or requiring restart
- Jump mechanics not responding
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- Achievement notifications not displaying
- Trophy/score button unresponsive
- Invincibility frames missing after bug collection
- Screen rotation causing control issues
- Frame rate drops during star animations
- Black screen on startup
- Incompatibility with iPad devices
- Pixelated app icon on iPhone 6
Requested features
12 requests- Unlockable characters and skins
- New maps and backgrounds
- Additional enemy types and difficulty levels
- In-game currency and upgrade system
- Customizable bird options
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- Story mode or narrative elements
- Different game modes (rush mode, challenge mode)
- Tutorial for new players
- Leaderboard functionality improvements
- Power-ups and special abilities
- Bird care mechanics (feeding, washing, growing)
- Mute settings that persist between sessions
Letter Burp
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Cooped Up
- Remove Ads$1.99
Letter Burp
- Level Skip Package$0.99
- Unlock Everything$1.99









