# Vastfit vs COCOUSA

The clearest difference is ads: Vastfit at none against COCOUSA's shown. COCOUSA's advantage is update cadence (every 3 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Vastfit ships an update every 3 months, COCOUSA every 3 weeks. The most recent releases landed on September 19, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | Vastfit | COCOUSA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (22 ratings)](https://appshunter.io/ios/app/vastfit/id1621451616/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 221 MB | 176 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Weir Health Technology Co., Ltd](https://appshunter.io/developer/1548880933) | [平萍 毕](https://appshunter.io/developer/1637783377) |

## What reviewers say

### Vastfit

[App page](https://appshunter.io/ios/app/vastfit/id1621451616)

This app syncs data from a compatible smartwatch, displaying daily activity, health metrics, and sleep patterns. It allows for watch customization, notification management, and setting health and activity goals. Users can also initiate health measurements and track outdoor sports with GPS.

**Highlights:** Automatic data synchronization, Daily, weekly, monthly activity graphs, Health metric tracking (heart rate, BP, SpO2), Sleep data analysis, Watch customization and settings, Notification management, GPS sports tracking

**In-app purchases:** none


### COCOUSA

[App page](https://appshunter.io/ios/app/cocousa/id6496130492)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vastfit free?

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

### Is COCOUSA free?

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

### Do Vastfit or COCOUSA have ads?

COCOUSA shows ads; Vastfit does not.

### Which is updated more often, Vastfit or COCOUSA?

Vastfit ships an update every 3 months, and COCOUSA every 3 weeks. Most recently, Vastfit was updated on September 19, 2026 and COCOUSA on August 15, 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.*