# Compress Zip vs Back translation

The clearest difference is in-app purchases: Back translation at none against Compress Zip's 1. Compress Zip's advantage is ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price and device support there is nothing between them.

Both are free to download. Compress Zip sells 1 one-off in-app purchase. Back translation asks for nothing beyond the download.

Compress Zip ships an update every 3 days, Back translation fortnightly. The most recent releases landed on June 5, 2026 and July 30, 2026 respectively.

## The numbers

| Metric | Compress Zip | Back translation |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 37 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dong Nguyen Van](https://appshunter.io/developer/1689407483) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Compress Zip

[App page](https://appshunter.io/ios/app/compress-zip/id6478941297)

Easily compress, protect, and share various file types like images, videos, and documents into ZIP archives. Secure your sensitive data with password protection and share files instantly via multiple methods.

**Highlights:** Effortless file compression, Password protection for archives, Instant file sharing, Supports common file types, User-friendly interface, One-time in-app purchase

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Compress files with password | $1.99 | one-time |


### Back translation

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Compress Zip free?

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

### Is Back translation free?

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

### Do Compress Zip or Back translation have ads?

Back translation shows ads; Compress Zip does not.

### Which is updated more often, Compress Zip or Back translation?

Compress Zip ships an update every 3 days, and Back translation fortnightly. Most recently, Compress Zip was updated on June 5, 2026 and Back translation on July 30, 2026.

---

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