# Translator vs Duolog

The clearest difference is ads: Duolog at none against Translator's shown. Duolog also leads on device support (4 vs 2) and iOS requirement (14.0 vs 16.0). Translator's advantage is chart position (#121 vs unranked). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Translator sells 6 in-app purchases, starting at $3.99 per 7 days and Duolog sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Translator ships an update every 11 days, Duolog every 2 weeks. The most recent releases landed on October 31, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Translator | Duolog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (619 ratings)](https://appshunter.io/ios/app/translator-onetrans/id6469776721/reviews)** | — |
| Number of ratings | **619** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#121** | — |
| Size | 169 MB | 29 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [TIMCHI PTE.LTD.](https://appshunter.io/developer/1707492380) | [Yu jay Su](https://appshunter.io/developer/1893113490) |

## What reviewers say

### Translator

[App page](https://appshunter.io/ios/app/translator-onetrans/id6469776721)

**Currently charting:** #121 Top Free · Productivity, #155 Top Grossing · Productivity (US App Store)

Translate text, voice, photos, and real-time conversations across multiple languages. This tool aids in communication, travel, and learning by breaking down language barriers with instant recognition and conversion.

**Highlights:** Text translation, Voice translation, Photo translation, Real-time translation, Integrated keyboard for instant translation, Ad-free premium experience

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| weekly | $6.99 | per 7 days |
| Monthly | $9.99 | per month |
| weekly-3 day trial | $9.99 | per 7 days |
| Yearly | $29.99 | per year |
| Yearly | $39.99 | per year |


### Duolog

[App page](https://appshunter.io/ios/app/duolog/id6777682161)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited (Monthly) | $7.99 | per month |
| Unlimited (Yearly) | $66.99 | per year |


## Frequently asked questions

### Is Translator free?

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

### Is Duolog free?

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

### Do Translator or Duolog have ads?

Translator shows ads; Duolog does not.

### Which is updated more often, Translator or Duolog?

Translator ships an update every 11 days, and Duolog every 2 weeks. Most recently, Translator was updated on October 31, 2026 and Duolog 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.*