# TerraMine vs e

The clearest difference is iOS requirement: TerraMine at 11.0 against e's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TerraMine ships an update weekly, e every 11 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | TerraMine | e |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Size | 27 MB | 92 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dotsoft](https://appshunter.io/developer/413248745) | [Comitech S.A](https://appshunter.io/developer/851279082) |

## What reviewers say

### TerraMine

[App page](https://appshunter.io/ios/app/terramine/id1641858311)

**Features:** macOS Compatibility

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e-pirus-birding/id6443700120)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TerraMine free?

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

### Is e free?

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

### Do TerraMine or e have ads?

Neither TerraMine nor e shows ads.

### Which is updated more often, TerraMine or e?

TerraMine ships an update weekly, and e every 11 days. Most recently, TerraMine was updated on October 27, 2026 and e on October 27, 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.*