On the line vs Uh Oh!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
On the line
Control your finger in a thrilling endless runner where you must stay on a constantly generated line. Unlock new game modes and challenges by completing objectives. Compete with friends on global leaderboards.
- Finger as main character
- Generated mazes
- Score comparison with monuments
- Unlockable game modes
- Game Center leaderboards
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On the line is a fast paced endless runner and for the first time your finger is the main character! It’s never been so easy to play, you just have to hold your finger on the screen and try to stay on the line as long as possible… - Generated maze, each time you play it's different. - Compare the distance travelled with world famous monuments heights. - Complete monuments to unlock new game modes, objectives and background colors. - Compare your score with friend on the game center leaderboard
Uh Oh!
Navigate treacherous Egyptian chambers by carefully stepping through a puzzle-filled pyramid. Avoid hidden traps indicated by floor glyphs to reach the other side. This addictive logic game offers colorful levels to test your intuition and strategy.
- Pyramid chamber navigation
- Trap avoidance mechanics
- Glyph-based trap indicators
- Intuition and strategy testing
- Colorful levels
- Apple Watch compatibility
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Enter the Pyramid and surpass as many chambers as possible! But be careful where you step! The floor is full of Egyptian traps. Avoid them all and get to the other side. Many fun and colorful levels are waiting for you. Test your intuition and your luck. ** HOW TO PLAY ** • Get to the other side avoiding all traps. • When a glyph appears on the floor you are near a trap. • Keep calm and plan a strategy. Uh Oh! It's a trap! And it's addictive. Uh Oh! is also "wearable". Try it on Apple Watch!
Screenshots
Verdict
The clearest difference is rating: On the line at 4.7 against Uh Oh!'s 3.1. On the line also leads on review sentiment (78% vs 40%) and ratings volume (140 vs 8). Uh Oh!'s advantage is in-app purchases (none vs 1). On price, update cadence, 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
On the line costs $0.99 and Uh Oh! $0.99 up front. On the line sells 1 one-off in-app purchase. Uh Oh! asks for nothing beyond the download.
On the line holds the better App Store score, 4.7 against 3.1. That said, the two scores are not equally well evidenced: On the line has 140 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 78% of On the line's written reviews are positive against 40% of Uh Oh!'s.
On the line ships an update every 4 months, Uh Oh! every 3 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | On the line | Uh Oh! |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 4.7 (140 ratings) — better | 3.1 (8 ratings) |
| Positive reviews | 77.6% of reviews — better | 40.0% of reviews |
| Number of ratings | 140 — better | 8 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | #179 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 9.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 62 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Kevin Choteau | Raffaele D'Amato |
Customer experience
On the line
Uh Oh!
Bugs and requests
On the line
Reported bugs
10 issues- False collision detection when finger not touching edges
- Moving obstacles don't accelerate with game speed
- Game continues when paused, causing unfair deaths
- Progress lost after app updates
- Game runs extremely slow after recent updates
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- Long UDK startup animation delay
- Lag occurring around 160cm mark
- Download failures on certain devices
- Leaderboard shows 'No Items' instead of rankings
- Inconsistent obstacle speed in extreme mode
Requested features
8 requests- More diverse obstacle patterns and track pieces
- Retina display support for sharper graphics
- Adjustable game screen size for different devices
- Additional measurement units besides centimeters
- Ability to skip certain level designs
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- Pink background option
- Faster game speed progression
- Better visual feedback for failed attempts
Uh Oh!
Not enough reviews yet to summarise bugs or requests.
In-app purchases
On the line
- Unlock all game modes$1.99
Uh Oh!
No in-app purchases
