# Mergetin vs Otteretto

The clearest difference is in-app purchases: Mergetin at none against Otteretto's 1. Mergetin also leads on ratings volume (145 vs 8) and iOS requirement (12.0 vs 14.0). Otteretto's advantage is ads (none vs shown) and rating (5.0 vs 4.7). On price, update cadence and device support there is nothing between them.

Both are free to download. Otteretto sells 1 one-off in-app purchase. Mergetin asks for nothing beyond the download.

Otteretto holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Mergetin has 145 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 78% of Mergetin's written reviews are positive against 100% of Otteretto's.

Mergetin ships an update every 7 months, Otteretto every 9 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Mergetin | Otteretto |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (145 ratings)](https://appshunter.io/ios/app/mergetin/id1535622603/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/otteretto/id1608448950/reviews)** |
| Number of ratings | **145** | 8 |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 7 months** | Every 9 months |
| Monetization | **Ad-supported** | Freemium |
| Size | 52 MB | 14 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michal Gorny](https://appshunter.io/developer/1406776060) | [Christopher Klimowski](https://appshunter.io/developer/1608448952) |

## What reviewers say

### Mergetin

[App page](https://appshunter.io/ios/app/mergetin/id1535622603)

Engaging puzzle game where players merge identical numbers to create higher values. Strategically clear space for falling numbers to avoid filling the board and ending the game. Utilize combos for higher scores and protective barriers.

**Highlights:** Match same numbers to merge, Create higher number values, Clear space for falling numbers, Utilize combos for extra score, Barrier to stop falling numbers, Addicting puzzle gameplay

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

**In-app purchases:** none


### Otteretto

[App page](https://appshunter.io/ios/app/otteretto/id1608448950)

A unique puzzle game where players create palindromes using letters and otters. It offers multiple endlessly replayable game modes, including daily challenges and competitive leaderboards.

**Highlights:** Unique palindrome puzzle mechanics, Five endlessly replayable game modes, Daily global competition, Logical reasoning puzzles, Competitive cross-platform leaderboards, No ads or microtransactions

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game Upgrade | $2.99 | one-time |


## Frequently asked questions

### Is Mergetin free?

Mergetin is free to download, with no in-app purchases.

### Is Otteretto free?

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

### Which has better reviews, Mergetin or Otteretto?

Otteretto is rated higher. Mergetin averages 4.7 out of 5 from 145 ratings, while Otteretto averages 5.0 from 8 ratings.

### Do Mergetin or Otteretto have ads?

Mergetin shows ads; Otteretto does not.

### Which is updated more often, Mergetin or Otteretto?

Mergetin ships an update every 7 months, and Otteretto every 9 months. Most recently, Mergetin was updated on October 24, 2026 and Otteretto on October 12, 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.*