# Back translation vs Sungres

The clearest difference is in-app purchases: Back translation at none against Sungres's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sungres sells 1 in-app purchase, starting at $0.99 per month. Back translation asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Back translation | Sungres |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Size | 37 MB | 45 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Oleh Honcharenko](https://appshunter.io/developer/1797062490) |

## What reviewers say

### Back translation

[App page](https://appshunter.io/ios/app/back-translation/id6701995884)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sungres

[App page](https://appshunter.io/ios/app/sungres/id6742145828)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |


## Frequently asked questions

### Is Back translation free?

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

### Is Sungres free?

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

### Do Back translation or Sungres have ads?

Both Back translation and Sungres show ads.

### Which is updated more often, Back translation or Sungres?

Back translation ships an update fortnightly, and Sungres fortnightly. Most recently, Back translation was updated on October 20, 2026 and Sungres on October 9, 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.*