# Tervo vs ChatterFish

The clearest difference is update cadence: ChatterFish at weekly against Tervo's every 2 months. ChatterFish also leads on device support (3 vs 1). Tervo's advantage is iOS requirement (17.6 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Tervo sells 1 in-app purchase, starting at $3.99 per month and ChatterFish sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Tervo ships an update every 2 months, ChatterFish weekly. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Tervo | ChatterFish |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 4 MB | 12 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [FOUAD LIADY](https://appshunter.io/developer/1803548045) | [Ian Stephenson](https://appshunter.io/developer/898778235) |

## What reviewers say

### Tervo

[App page](https://appshunter.io/ios/app/tervo/id6758530030)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tervo Pro | $3.99 | per month |


### ChatterFish

[App page](https://appshunter.io/ios/app/chatterfish-group-translator/id6767808698)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | one-time |


## Frequently asked questions

### Is Tervo free?

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

### Is ChatterFish free?

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

### Do Tervo or ChatterFish have ads?

Neither Tervo nor ChatterFish shows ads.

### Which is updated more often, Tervo or ChatterFish?

Tervo ships an update every 2 months, and ChatterFish weekly. Most recently, Tervo was updated on October 6, 2026 and ChatterFish on October 24, 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.*