# DosFit vs EchoCal

The clearest difference is in-app purchases: DosFit at none against EchoCal's 2. DosFit also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. EchoCal sells 2 in-app purchases, starting at $3.99 per month. DosFit asks for nothing beyond the download.

DosFit ships an update every 5 days, EchoCal every 3 weeks. The most recent releases landed on September 27, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | DosFit | EchoCal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 48 MB | 49 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kacper Kleczaj](https://appshunter.io/developer/1843138342) | [JAKUB PIGIEL](https://appshunter.io/developer/1890632501) |

## What reviewers say

### DosFit

[App page](https://appshunter.io/ios/app/dosfit/id6753219160)

**Features:** macOS Compatibility

**In-app purchases:** none


### EchoCal

[App page](https://appshunter.io/ios/app/echocal/id6761645536)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EchoCal Premium | $3.99 | per month |
| EchoCal Premium | $29.99 | per year |


## Frequently asked questions

### Is DosFit free?

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

### Is EchoCal free?

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

### Do DosFit or EchoCal have ads?

EchoCal shows ads; DosFit does not.

### Which is updated more often, DosFit or EchoCal?

DosFit ships an update every 5 days, and EchoCal every 3 weeks. Most recently, DosFit was updated on September 27, 2026 and EchoCal on September 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.*