# On the line vs Orbit

The clearest difference is price: Orbit at Free against On the line's $0.99. Orbit also leads on ratings volume (7.7K vs 140) and review sentiment (94% vs 78%). On the line's advantage is ads (none vs shown) and iOS requirement (9.0 vs 15.0). On rating, in-app purchases, monetization model and device support there is nothing between them.

Orbit is free to download; On the line costs $0.99 up front. On the line sells 1 one-off in-app purchase and Orbit sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Orbit holds the better App Store score, 4.8 against 4.7. That said, the two scores are not equally well evidenced: Orbit has 7.7K ratings behind it against 140, 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 94% of Orbit's.

On the line ships an update every 4 months, Orbit every 2 months. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | On the line | Orbit |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.7 (140 ratings)](https://appshunter.io/ios/app/on-the-line/id795845788/reviews) | **[4.8 (7.7K ratings)](https://appshunter.io/ios/app/orbit-playing-with-gravity/id991457817/reviews)** |
| Number of ratings | 140 | **7.7K** |
| Positive reviews | 77.6% of reviews | **94.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 62 MB | 139 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Choteau](https://appshunter.io/developer/795845791) | [HIGHKEY Games](https://appshunter.io/developer/1170680369) |

## What reviewers say

### On the line

[App page](https://appshunter.io/ios/app/on-the-line/id795845788)

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.

**Highlights:** Finger as main character, Generated mazes, Score comparison with monuments, Unlockable game modes, Game Center leaderboards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all game modes | $1.99 | one-time |

**What reviewers like**

- 🎮 Highly addictive and engaging gameplay
- 🎵 Excellent soundtrack and audio design
- 👍 Simple and intuitive mechanics
- 🎯 Perfect for casual gaming and time-filling
- 💡 Innovative and unique concept

**What reviewers complain about**

- 🐛 Hit detection inaccuracy
- 🎨 Lacks Retina display support
- 😴 Becomes repetitive over time
- ⚠️ Aggressive music (subjective)
- 🎮 Limited obstacle variety

**Reported bugs**

- 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

**Requested features**

- 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


### Orbit

[App page](https://appshunter.io/ios/app/orbit-playing-with-gravity/id991457817)

This app is a meditative physics puzzler where you launch planets to create stable orbits around black holes. Explore a variety of levels, create your own challenges in a sandbox mode, and enjoy a visually artistic and relaxing experience.

**Highlights:** Gravity simulation puzzles, Create stable orbits, Sandbox mode for level creation, Community-created levels, Visual orbital mechanics, Minimalist graphics and relaxing music

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $1 contribution | $0.99 | one-time |
| Remove ads | $0.99 | one-time |
| $2 contribution | $1.99 | one-time |
| $3 contribution | $2.99 | one-time |
| Orbit Pro | $2.99 | one-time |
| $5 contribution | $4.99 | one-time |
| $10 contribution | $9.99 | one-time |

**What reviewers like**

- 🚀 Fire game
- 👍 Relaxing and Enjoyable
- 👍 Calming, fun, stimulating, humble
- 👍 Simple and yet complicated
- 👍 Elegant and easy

**What reviewers complain about**

- 🐛 In app purchased not reicevied
- 🐛 Purchase didn't work for sandbox & ad removal but it's fun.
- 🔒 Be ware of your data
- 🐛 Love-hate

**Reported bugs**

- In app purchase not received
- Sandbox mode not working
- Game crashing and unable to open

**Requested features**

- Dark mode option
- Ability to zoom in and out
- Ability to rotate the game to landscape on iPad
- Ability to edit and move existing objects in sandbox mode
- Ability to name planets and add moons


## Frequently asked questions

### Is On the line free?

On the line costs $0.99, and also offers in-app purchases.

### Is Orbit free?

Orbit is free to download, with in-app purchases available.

### Which has better reviews, On the line or Orbit?

Orbit is rated higher. On the line averages 4.7 out of 5 from 140 ratings, while Orbit averages 4.8 from 7.7K ratings.

### Do On the line or Orbit have ads?

Orbit shows ads; On the line does not.

### Which is updated more often, On the line or Orbit?

On the line ships an update every 4 months, and Orbit every 2 months. Most recently, On the line was updated on November 1, 2026 and Orbit on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*