# Vastfit vs DeeFit Pro

The clearest difference is rating: DeeFit Pro at 5.0 against Vastfit's 2.9. DeeFit Pro also leads on update cadence (monthly vs every 3 months) and review sentiment (29% vs 20%). Vastfit's advantage is ratings volume (22 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

DeeFit Pro holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: Vastfit has 22 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 20% of Vastfit's written reviews are positive against 29% of DeeFit Pro's.

Vastfit ships an update every 3 months, DeeFit Pro monthly. The most recent releases landed on September 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Vastfit | DeeFit Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (22 ratings)](https://appshunter.io/ios/app/vastfit/id1621451616/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deefit-pro/id6475714830/reviews)** |
| Number of ratings | **22** | 1 |
| Positive reviews | 20.0% of reviews | **28.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 221 MB | 107 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Weir Health Technology Co., Ltd](https://appshunter.io/developer/1548880933) | [JTOFIT LIMITED](https://appshunter.io/developer/1690953092) |

## 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


### DeeFit Pro

[App page](https://appshunter.io/ios/app/deefit-pro/id6475714830)

Connect your smartwatch to track steps, calories, heart rate, and sleep. Get personalized insights and set fitness goals to improve your health and wellness.

**Highlights:** Smartwatch connectivity, Step and calorie tracking, Heart rate and sleep monitoring, Apple Health integration, Personalized fitness insights, Goal setting and achievements

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vastfit free?

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

### Is DeeFit Pro free?

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

### Which has better reviews, Vastfit or DeeFit Pro?

DeeFit Pro is rated higher. Vastfit averages 2.9 out of 5 from 22 ratings, while DeeFit Pro averages 5.0 from 1 ratings.

### Do Vastfit or DeeFit Pro have ads?

Neither Vastfit nor DeeFit Pro shows ads.

### Which is updated more often, Vastfit or DeeFit Pro?

Vastfit ships an update every 3 months, and DeeFit Pro monthly. Most recently, Vastfit was updated on September 19, 2026 and DeeFit Pro on September 11, 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.*