# Animals Antarctica vs Secchi

The clearest difference is ads: Secchi at none against Animals Antarctica's shown. Secchi also leads on update cadence (every 7 months vs every 14 months) and iOS requirement (15.6 vs 17.0). On price, in-app purchases and device support there is nothing between them.

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

Animals Antarctica ships an update every 14 months, Secchi every 7 months. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Animals Antarctica | Secchi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Every 7 months** |
| Size | 48 MB | 45 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aleksei Neronov](https://appshunter.io/developer/551009381) | [The Secchi Disk Foundation](https://appshunter.io/developer/1487320010) |

## What reviewers say

### Animals Antarctica

[App page](https://appshunter.io/ios/app/animals-antarctica/id833520975)

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

**In-app purchases:** none


### Secchi

[App page](https://appshunter.io/ios/app/secchi/id1524837284)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Animals Antarctica free?

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

### Is Secchi free?

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

### Do Animals Antarctica or Secchi have ads?

Animals Antarctica shows ads; Secchi does not.

### Which is updated more often, Animals Antarctica or Secchi?

Animals Antarctica ships an update every 14 months, and Secchi every 7 months. Most recently, Animals Antarctica was updated on October 7, 2026 and Secchi on October 10, 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.*