# V Band vs RDFit

V Band and RDFit both sit at 2.9 stars, but that hides the real split: 45% of RDFit's written reviews are positive against 13% of V Band's. RDFit also leads on ratings volume (3.1K vs 132). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.9 for V Band against 2.8 for RDFit. That said, the two scores are not equally well evidenced: RDFit has 3.1K ratings behind it against 132, so its average is the more settled of the two. Written reviews are what separate them: 13% of V Band's written reviews are positive against 45% of RDFit's.

V Band ships an update every 2 weeks, RDFit fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | V Band | RDFit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (132 ratings)](https://appshunter.io/ios/app/v-band/id1489271130/reviews)** | [2.8 (3.1K ratings)](https://appshunter.io/ios/app/rdfit/id1493359248/reviews) |
| Number of ratings | 132 | **3.1K** |
| Positive reviews | 13.2% of reviews | **45.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free | Free |
| Size | 157 MB | 290 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [创升 范](https://appshunter.io/developer/1491699654) | [深圳市润德智能通讯科技有限公司](https://appshunter.io/developer/1761719783) |

## What reviewers say

### V Band

[App page](https://appshunter.io/ios/app/v-band/id1489271130)

This app connects to your wearable device to track daily activity, including steps, calories burned, and sleep patterns. It offers historical data, goal setting, and timely reminders for calls, messages, and sedentary periods, ensuring you stay informed and motivated.

**Highlights:** Daily exercise step tracking, Calorie and distance calculation, Sleep monitoring (deep/light), Historical data statistics, Exercise goal setting, Notification reminders, Sedentary and alarm reminders

**In-app purchases:** none

**What reviewers like**

- 👍 Works fine (for some)
- 👍 Pedometer functionality
- 👍 Heart rate, BP, Oxygen tracking (sometimes)
- 👍 Shows texts and emails
- 👍 Music playback control (limited)

**What reviewers complain about**

- 🐛 Connection issues
- 🐛 Incompatible with many devices
- 🐛 Time/Date sync problems
- 🐛 Setup difficulties
- 🐛 Data not syncing

**Reported bugs**

- App doesn't support connected devices
- Cannot pair watch with app
- New version incompatible with watches
- Cannot set time and date
- Watch doesn't connect to phone

**Requested features**

- Add API for Apple Health export
- More watch faces
- Ability to control phone music playback on phone
- Customizable clock numbers
- Add keyboard to watch


### RDFit

[App page](https://appshunter.io/ios/app/rdfit/id1493359248)

This app synchronizes with HealthKit to read and write health data. It's developed by a company specializing in smart wearables and electronic products.

**Highlights:** HealthKit integration, Read Health data, Write Health data, Smart wearable device support, Electronic product integration

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- ⌚ Beautiful watch design and appearance
- ❤️ Health monitoring features (blood sugar, blood pressure)
- 🎨 Customizable watch faces available
- 📱 Good app connectivity when working properly

**What reviewers complain about**

- 🐛 Frequent app crashes and freezing
- 📲 Poor notification system (missing SMS/text messages)
- 🔌 Limited watch face customization (only one downloadable at a time)
- 🔗 Unreliable Bluetooth connection and pairing issues
- 📊 Inaccurate health metrics and sensor readings

**Reported bugs**

- App crashes on startup and during synchronization
- App crashes after recent updates
- Watch locks for no reason and cannot unlock
- GPS feature not connecting despite proper setup
- Automatic Bluetooth connection fails

**Requested features**

- Add more watch face options and styles
- Allow multiple watch faces to be downloaded simultaneously
- Implement SMS/text message notifications
- Add Apple Watch-style watch faces
- Enable custom watch face editing with more customization options


## Frequently asked questions

### Is V Band free?

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

### Is RDFit free?

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

### Which has better reviews, V Band or RDFit?

V Band is rated higher. V Band averages 2.9 out of 5 from 132 ratings, while RDFit averages 2.8 from 3.1K ratings.

### Do V Band or RDFit have ads?

Neither V Band nor RDFit shows ads.

### Which is updated more often, V Band or RDFit?

V Band ships an update every 2 weeks, and RDFit fortnightly. Most recently, V Band was updated on November 3, 2026 and RDFit on November 3, 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.*