# MailAnt vs CALDO SYSTEM

The clearest difference is update cadence: CALDO SYSTEM at fortnightly against MailAnt's every 13 months. MailAnt's advantage is iOS requirement (9.0 vs 15.1). On price, ads, 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.

MailAnt ships an update every 13 months, CALDO SYSTEM fortnightly. The most recent releases landed on September 19, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | MailAnt | CALDO SYSTEM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Size | 43 MB | 55 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FFZ srl](https://appshunter.io/developer/533499912) | [RuneLab](https://appshunter.io/developer/1497549456) |

## What reviewers say

### MailAnt

[App page](https://appshunter.io/ios/app/mailant/id1453540330)

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

**In-app purchases:** none


### CALDO SYSTEM

[App page](https://appshunter.io/ios/app/caldo-system/id6748325733)

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

**In-app purchases:** none


## Frequently asked questions

### Is MailAnt free?

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

### Is CALDO SYSTEM free?

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

### Do MailAnt or CALDO SYSTEM have ads?

Neither MailAnt nor CALDO SYSTEM shows ads.

### Which is updated more often, MailAnt or CALDO SYSTEM?

MailAnt ships an update every 13 months, and CALDO SYSTEM fortnightly. Most recently, MailAnt was updated on September 19, 2026 and CALDO SYSTEM on July 23, 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.*