# Spark Member vs Fitbit Ace

The clearest difference is review sentiment: Fitbit Ace at 49% against Spark Member's 18%. Fitbit Ace also leads on rating (4.1 vs 3.7). Spark Member's advantage is monetization model (free vs free with in-app purchases) and device support (3 vs 1). On price, ratings volume, 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.

Fitbit Ace holds the better App Store score, 4.1 against 3.7. Both are backed by a comparable volume of ratings — 358 and 216 respectively. Written reviews point the same way: 18% of Spark Member's written reviews are positive against 49% of Fitbit Ace's.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 20, 2026.

## The numbers

| Metric | Spark Member | Fitbit Ace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (358 ratings)](https://appshunter.io/ios/app/spark-member/id1453013929/reviews) | **[4.1 (216 ratings)](https://appshunter.io/ios/app/fitbit-ace/id1621113388/reviews)** |
| Number of ratings | **358** | 216 |
| Positive reviews | 17.5% of reviews | **49.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 52 MB | 195 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Spark Membership LLC](https://appshunter.io/developer/1448107941) | [Google](https://appshunter.io/developer/281956209) |

## What reviewers say

### Spark Member

[App page](https://appshunter.io/ios/app/spark-member/id1453013929)

Access award-winning martial arts programs, register for events, and stay updated with school news. Manage your enrollment, track progress, and connect with instructors.

**Highlights:** Event registration, Program enrollment, School updates, Messaging, Curriculum videos, Progress tracking, Class scheduling

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great performance
- 👍 User-friendly app
- 💡 Helpful for martial arts training
- 🔒 Secure login process

**What reviewers complain about**

- 🐛 Frequent bugs and glitches
- 🤖 Poor customer support
- 📆 Lack of calendar integration
- 🔍 Confusing user interface

**Reported bugs**

- Unable to check in to classes
- App crashes after updates
- Login issues and password reset problems
- Inconsistent data and missing information

**Requested features**

- Add recurring booking feature
- Integrate with Google/Apple Calendar
- Improve check-in process
- Provide more customization options


### Fitbit Ace

[App page](https://appshunter.io/ios/app/fitbit-ace/id1621113388)

Manage your child's Fitbit Ace LTE smartwatch. Securely call, text, track location, and monitor activity. Control contacts and ensure peace of mind.

**Highlights:** Secure calling and texting, Real-time location tracking, Activity level monitoring, Contact management, Child's smartwatch management

**In-app purchases:** none

**What reviewers like**

- 👍 Great for kids' independence
- 🔒 Safe communication for kids
- 📍 Reliable location tracking
- 🏃 Motivates kids to be active
- 👨‍👩‍👧‍👦 Easy for parents to use

**What reviewers complain about**

- 🚫 Incompatible with older iOS
- ⚠️ Inappropriate content risk
- 🚫 Features don't work offline
- 🎨 Awful UI aesthetics
- 🖼️ Cannot send images

**Reported bugs**

- Location, calling, and messaging features not working when disconnected from WiFi
- Incoming calls on iPhone from Fitbit Ace have no sound, only vibration
- Message history lost when moving to a new phone
- App does not connect to the watch
- App never loads or says no connection

**Requested features**

- Allow adjusting theme or colors
- Add basic features like photo sharing
- Allow communication between friends with watches
- Enable parents to approve friend connections
- Allow grandparents abroad to use the app


## Frequently asked questions

### Is Spark Member free?

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

### Is Fitbit Ace free?

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

### Which has better reviews, Spark Member or Fitbit Ace?

Fitbit Ace is rated higher. Spark Member averages 3.7 out of 5 from 358 ratings, while Fitbit Ace averages 4.1 from 216 ratings.

### Do Spark Member or Fitbit Ace have ads?

Neither Spark Member nor Fitbit Ace shows ads.

### Which is updated more often, Spark Member or Fitbit Ace?

Spark Member ships an update every 3 weeks, and Fitbit Ace every 3 weeks. Most recently, Spark Member was updated on October 20, 2026 and Fitbit Ace on October 20, 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.*