# BOSTON FIT vs SparkPro

The clearest difference is review sentiment: BOSTON FIT at 50% against SparkPro's 0%. SparkPro's advantage is update cadence (every 2 weeks vs every 3 months). 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.

BOSTON FIT ships an update every 3 months, SparkPro every 2 weeks. The most recent releases landed on September 10, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | BOSTON FIT | SparkPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sparkpro/id6479197367/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 103 MB | 206 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [彬彬 龚](https://appshunter.io/developer/1642501074) | [Xi'an Shenju Zhilian Network Technology Co., Ltd](https://appshunter.io/developer/1577900088) |

## What reviewers say

### BOSTON FIT

[App page](https://appshunter.io/ios/app/boston-fit/id1661419749)

This app connects to smart wearable devices to track your exercise data. It seamlessly syncs your fitness information with Apple Health, allowing for a comprehensive overview of your activity.

**Highlights:** Connects to smart wearable devices, Records exercise data, Syncs data to Apple Health, Supports HealthKit integration

**Features:** macOS Compatibility

**In-app purchases:** none


### SparkPro

[App page](https://appshunter.io/ios/app/sparkpro/id6479197367)

Manage your smartwatch and track your health and fitness with this intuitive companion app. It offers device pairing, notifications, and detailed recording of steps, calories, heart rate, and sleep. Supports over 100 sports modes with professional analysis for your fitness journey.

**Highlights:** Smartwatch device pairing, Real-time notifications and reminders, Comprehensive health tracking (steps, calories, heart rate, sleep), Professional fitness data recording for 100+ sports modes, Intelligent health and performance analysis, Personalized alarm settings, Real-time weather updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BOSTON FIT free?

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

### Is SparkPro free?

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

### Do BOSTON FIT or SparkPro have ads?

Neither BOSTON FIT nor SparkPro shows ads.

### Which is updated more often, BOSTON FIT or SparkPro?

BOSTON FIT ships an update every 3 months, and SparkPro every 2 weeks. Most recently, BOSTON FIT was updated on September 10, 2026 and SparkPro on June 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.*