# FITINDEX vs StrengthIn

The clearest difference is rating: StrengthIn at 5.0 against FITINDEX's 3.4. StrengthIn also leads on update cadence (every 3 weeks vs every 3 months). FITINDEX's advantage is in-app purchases (none vs 3) and ratings volume (839 vs 1). On price and ads there is nothing between them.

Both are free to download. StrengthIn sells 3 one-off in-app purchases. FITINDEX asks for nothing beyond the download.

StrengthIn holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: FITINDEX has 839 ratings behind it against 1, so its average is the more settled of the two.

FITINDEX ships an update every 3 months, StrengthIn every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FITINDEX | StrengthIn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (839 ratings)](https://appshunter.io/ios/app/fitindex/id1327763738/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/strengthin/id1630006845/reviews)** |
| Number of ratings | **839** | 1 |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 87 MB | 8 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PANATRADE LLC](https://appshunter.io/developer/1327763737) | [Nerdize LLC](https://appshunter.io/developer/1630006847) |

## What reviewers say

### FITINDEX

[App page](https://appshunter.io/ios/app/fitindex/id1327763738)

This app tracks various body composition metrics like BMI, body fat, and muscle mass. It provides cloud-based data analysis and reports, allowing families to monitor their health together. Data can be synchronized with HealthKit for a comprehensive health overview.

**Highlights:** Body composition tracking (BMI, body fat, muscle mass), Cloud-based data analysis and reports, Family sharing for multiple users, HealthKit synchronization, Intelligent health charts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy setup and sync
- 📊 Comprehensive metrics and tracking
- 💪 Motivating for weight loss
- 🤖 Accurate measurements
- 🔗 Good integration with Apple Health

**What reviewers complain about**

- 🔢 Inaccurate biometric calculations
- 🕰️ Misleading historical data visualization
- 🔍 Small, hard-to-read font
- 🔌 Bluetooth connectivity issues
- 🤯 Drastic measurement changes without explanation

**Reported bugs**

- App freezes when accessing trends
- Syncing issues with Apple Health
- Inconsistent weight recording
- Inability to input historical data accurately

**Requested features**

- Add dark mode option
- Allow customization of data display and metrics
- Improve historical data visualization
- Implement pregnancy tracking mode
- Add ability to manually adjust measurements


### StrengthIn

[App page](https://appshunter.io/ios/app/strengthin/id1630006845)

This app serves as a comprehensive fitness journal, allowing users to track workouts, build custom routines, and monitor progress. It offers a user-friendly interface with customizable features to help individuals achieve their fitness goals.

**Highlights:** Create and track workouts, Build and customize routines, Monitor exercise progress, Customizable workout timer, Exercise history tracking, Share routines with friends, Create custom exercises

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Coffee | $0.99 | one-time |
| Medium Coffee | $2.99 | one-time |
| Large Coffee | $4.99 | one-time |


## Frequently asked questions

### Is FITINDEX free?

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

### Is StrengthIn free?

StrengthIn is free to download, with in-app purchases available.

### Which has better reviews, FITINDEX or StrengthIn?

StrengthIn is rated higher. FITINDEX averages 3.4 out of 5 from 839 ratings, while StrengthIn averages 5.0 from 1 ratings.

### Do FITINDEX or StrengthIn have ads?

Neither FITINDEX nor StrengthIn shows ads.

### Which is updated more often, FITINDEX or StrengthIn?

FITINDEX ships an update every 3 months, and StrengthIn every 3 weeks. Most recently, FITINDEX was updated on October 27, 2026 and StrengthIn on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*