# Power Sync for Fitbit vs Fitness Data Sync

The clearest difference is review sentiment: Fitness Data Sync at 100% against Power Sync for Fitbit's 20%. Fitness Data Sync also leads on rating (5.0 vs 4.2) and in-app purchases (none vs 4). Power Sync for Fitbit's advantage is price (Free vs $7.99) and ratings volume (16K vs 2). On ads and device support there is nothing between them.

Power Sync for Fitbit is free to download; Fitness Data Sync costs $7.99 up front. Power Sync for Fitbit sells 4 in-app purchases, starting at $1.99 per month. Fitness Data Sync asks for nothing beyond the download.

Fitness Data Sync holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Power Sync for Fitbit has 16K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 20% of Power Sync for Fitbit's written reviews are positive against 100% of Fitness Data Sync's.

Power Sync for Fitbit ships an update every 2 months, Fitness Data Sync every 2 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Power Sync for Fitbit | Fitness Data Sync |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | [4.2 (16K ratings)](https://appshunter.io/ios/app/power-sync-for-fitbit/id1071544839/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fitness-data-sync/id6758070729/reviews)** |
| Number of ratings | **16K** | 2 |
| Positive reviews | 19.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#53** |
| Size | 59 MB | 5 MB |
| Requires iOS | **15.0** | 18 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Touchberry](https://appshunter.io/developer/1071544838) | [Broadhead Software](https://appshunter.io/developer/1842744831) |

## What reviewers say

### Power Sync for Fitbit

[App page](https://appshunter.io/ios/app/power-sync-for-fitbit/id1071544839)

Seamlessly sync your Fitbit data to Apple Health for free. Track heart rate, steps, distance, weight, sleep, and more. Supports all Fitbit devices and multiple accounts, with an optional auto-sync feature for convenience.

**Highlights:** Sync Fitbit data to Apple Health, Sync Heart Rate data, Automatic data synchronization, Support for all Fitbit device types, Multiple Fitbit account support, Dark Mode support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Auto Sync for A Month | $1.99 | per month |
| Auto Sync for A Year | $7.99 | per year |
| Auto Sync to Health App | $1.99 | one-time |
| Auto Sync for Entire Life | $14.99 | one-time |

**What reviewers like**

- 👍 Simple and quick
- 🚀 Comprehensive data sync
- 💡 Allows Fitbit and Apple Health integration
- 🚀 Fast data transfer

**What reviewers complain about**

- 🐛 Sync issues and failures
- 🐛 Inaccurate data sync
- 🐛 Duplicates data
- 🐛 Auto-sync not working as expected
- 🔋 Drains battery when running in background

**Reported bugs**

- Sync repeatedly fails
- Adds duplicate data to Apple Health
- Incorrectly syncs resting heart rate data
- Syncs outdated/incorrect weight data

**Requested features**

- Add support for more Fitbit data types (heart rate, workouts, sleep stages)
- Allow customization of sync frequency and timing
- Improve auto-sync reliability and functionality


### Fitness Data Sync

[App page](https://appshunter.io/ios/app/fitness-data-sync/id6758070729)

**Currently charting:** #53 Top Paid · Health & Fitness (US App Store)

This app allows you to download your Fitbit data directly into Apple Health without any subscriptions or tracking. It supports syncing various health metrics like blood oxygen, body fat, calories, distance, heart rate, sleep, steps, and weight. Keep all your fitness information consolidated in one secure place.

**Highlights:** Sync Fitbit data to Apple Health, No subscriptions or tracking, Supports Blood Oxygen (Sp02), Syncs Body Fat %, Calories, Distance, Includes Heart Rate and Sleep data, Syncs Steps and Weight, Works with all Fitbit Devices

**In-app purchases:** none


## Frequently asked questions

### Is Power Sync for Fitbit free?

Power Sync for Fitbit is free to download, with in-app purchases available.

### Is Fitness Data Sync free?

Fitness Data Sync costs $7.99, with no in-app purchases.

### Which has better reviews, Power Sync for Fitbit or Fitness Data Sync?

Fitness Data Sync is rated higher. Power Sync for Fitbit averages 4.2 out of 5 from 16K ratings, while Fitness Data Sync averages 5.0 from 2 ratings.

### Do Power Sync for Fitbit or Fitness Data Sync have ads?

Neither Power Sync for Fitbit nor Fitness Data Sync shows ads.

### Which is updated more often, Power Sync for Fitbit or Fitness Data Sync?

Power Sync for Fitbit ships an update every 2 months, and Fitness Data Sync every 2 weeks. Most recently, Power Sync for Fitbit was updated on November 1, 2026 and Fitness Data Sync on October 31, 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.*