# ⊷ ONE LINE vs Colorma

The clearest difference is ads: ⊷ ONE LINE at none against Colorma's shown. ⊷ ONE LINE also leads on iOS requirement (8.0 vs 13.0). Colorma's advantage is update cadence (every 2 weeks vs every 6 months) and ratings volume (1.2K vs 330). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. ⊷ ONE LINE sells 5 one-off in-app purchases and Colorma sells 17 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Colorma holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 330 and 1.2K respectively. Written reviews point the same way: 71% of ⊷ ONE LINE's written reviews are positive against 76% of Colorma's.

⊷ ONE LINE ships an update every 6 months, Colorma every 2 weeks. Both last shipped on October 21, 2026.

## The numbers

| Metric | ⊷ ONE LINE | Colorma |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (330 ratings)](https://appshunter.io/ios/app/one-line/id1389762864/reviews) | **[4.9 (1.2K ratings)](https://appshunter.io/ios/app/colorma/id6471999662/reviews)** |
| Number of ratings | 330 | **1.2K** |
| Positive reviews | 71.4% of reviews | **76.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 158 MB | 124 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INFINITY GAMES, LDA](https://appshunter.io/developer/1088875165) | [Logisk Studio Inc.](https://appshunter.io/developer/796814064) |

## What reviewers say

### ⊷ ONE LINE

[App page](https://appshunter.io/ios/app/one-line/id1389762864)

This brain game offers simple yet challenging puzzles designed to activate your mind and improve your IQ. Track your progress with IQ results and enjoy a relaxing, immersive environment. It's a battery-friendly way to exercise your logic and analytical skills.

**Highlights:** Challenging puzzle levels, IQ progress tracking, Hint system for difficult levels, Relaxing and immersive design, Minimalistic user interface, Soothing background music, Leaderboards and sharing options

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Remove Ads Bundle 2 | $3.99 | one-time |
| Remove Ads Bundle 3 | $5.99 | one-time |
| Remove Ads Bundle 4 | $9.99 | one-time |
| Remove Ads Bundle 5 | $19.99 | one-time |

**What reviewers like**

- 👍 Fun and relaxing gameplay
- 🎵 Calming music
- 💰 One-time fee for ad-free experience
- 🧠 Smart puzzle design
- ✨ Beautifully made game

**What reviewers complain about**

-  anúncios Insane ads
- 🤔 Puzzles can be too easy
- 😵 Confusing IQ score
- 💸 Ads have sound even when muted

**Reported bugs**

- Line freezes during drawing
- Phantom line glitches on screen
- App requires force restart

**Requested features**

- Make puzzles more challenging
- Clarify or change the IQ score to a game rating
- Improve line thickness consistency


### Colorma

[App page](https://appshunter.io/ios/app/colorma/id6471999662)

This puzzle game tests your color perception and creativity. Place tiles to create gradients and solve intricate challenges on unique grids. It offers hundreds of levels with vibrant visuals and calming soundtracks for both beginners and masters.

**Highlights:** Hundreds of unique levels, Place color tiles, Create stunning gradients, Intricate grid challenges, Vibrant visuals, Relaxing soundtracks

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 Hints | $2.29 | one-time |
| 30 Hints | $3.79 | one-time |
| Hex Level Packs | $3.99 | one-time |
| Buy Me a Coffee | $3.99 | one-time |
| 60 Hints | $4.99 | one-time |
| Buy Me a Coffee | $4.99 | one-time |
| Remove Ads | $7.99 | one-time |
| Square Level Packs | $7.99 | one-time |
| Special Bundle | $7.99 | one-time |
| Hex Level Packs | $7.99 | one-time |
| Treat Me to Lunch | $7.99 | one-time |
| Unlimited Hints | $9.99 | one-time |
| Treat Me to Lunch | $9.99 | one-time |
| Special Bundle | $14.99 | one-time |
| Support a Coding Session | $14.99 | one-time |
| Fund My Future Projects | $19.99 | one-time |
| Join the Hall of Fame | $24.99 | one-time |

**What reviewers like**

- 🌈 Beautiful color gradients
- 🧠 Challenging yet satisfying puzzles
- 🎨 Visually stunning design
- 🕰️ Relaxing and calming experience
- 💎 Addictive gameplay

**What reviewers complain about**

- 🔍 Lack of detailed statistics/progress tracking
- 💰 Concerns about ads and in-app purchases
- 🔄 Levels can be repetitive
- 🔌 Crashes and compatibility issues

**Reported bugs**

- Crashes when trying to continue or choose a level
- Inability to get clues/hints to pass certain levels

**Requested features**

- More color palettes and level variety
- Data/progress sync across devices
- Detailed level completion stats
- Ability to replay completed levels


## Frequently asked questions

### Is ⊷ ONE LINE free?

⊷ ONE LINE is free to download, with in-app purchases available.

### Is Colorma free?

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

### Which has better reviews, ⊷ ONE LINE or Colorma?

Colorma is rated higher. ⊷ ONE LINE averages 4.7 out of 5 from 330 ratings, while Colorma averages 4.9 from 1.2K ratings.

### Do ⊷ ONE LINE or Colorma have ads?

Colorma shows ads; ⊷ ONE LINE does not.

### Which is updated more often, ⊷ ONE LINE or Colorma?

⊷ ONE LINE ships an update every 6 months, and Colorma every 2 weeks. Most recently, ⊷ ONE LINE was updated on October 21, 2026 and Colorma on October 21, 2026.

---

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