# Spren Body Composition Scanner vs Variable Resistance Training

The clearest difference is rating: Spren Body Composition Scanner at 4.7 against Variable Resistance Training's 4.0. Spren Body Composition Scanner also leads on ads (none vs shown) and ratings volume (1.5K vs 4). Variable Resistance Training's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Spren Body Composition Scanner sells 14 in-app purchases, starting at $10.49 per month and Variable Resistance Training sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Spren Body Composition Scanner holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Spren Body Composition Scanner has 1.5K ratings behind it against 4, so its average is the more settled of the two.

Spren Body Composition Scanner ships an update every 9 days, Variable Resistance Training every 6 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Spren Body Composition Scanner | Variable Resistance Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.5K ratings)](https://appshunter.io/ios/app/spren-body-composition-scanner/id1664503999/reviews)** | [4.0 (4 ratings)](https://appshunter.io/ios/app/variable-resistance-training/id6749834451/reviews) |
| Number of ratings | **1.5K** | 4 |
| Positive reviews | 46.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 207 MB | 97 MB |
| Requires iOS | 17 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Elite HRV Inc](https://appshunter.io/developer/868829973) | [Andrew Soumbos](https://appshunter.io/developer/1812962868) |

## What reviewers say

### Spren Body Composition Scanner

[App page](https://appshunter.io/ios/app/spren-body-composition-scanner/id1664503999)

This app uses your smartphone to measure body fat percentage, BMI, and body composition. It provides detailed health reports, tracks weight loss, and offers personalized nutrition plans, acting as a smart scale alternative with research-grade analysis.

**Highlights:** Body fat percentage measurement, BMI calculator, Body composition analysis, Weight tracking, Personalized nutrition planning, Multi-page PDF reports

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scan Essentials | $10.49 | per month |
| Monthly | $14.99 | per month |
| Monthly | $19.99 | per month |
| 24/7 AI coaching support | $20.99 | per month |
| Monthly | $24.99 | per month |
| Scan Essentials | $38.99 | per year |
| Quarterly | $59.99 | per 3 months |
| Annual | $69.99 | per year |
| Semiannual | $89.99 | per 6 months |
| Annual | $119.99 | per year |
| 24/7 AI coaching support | $129.00 | per year |
| Body Composition Analysis | $8.99 | one-time |
| Body Composition Analysis | $17.99 | one-time |
| Body Composition Analysis | $35.99 | one-time |

**What reviewers like**

- 👍 Easy to operate
- 🚀 Motivating
- 👍 Incredible app
- 👍 Accurate
- 👍 Talks you through the scan

**What reviewers complain about**

- 🐛 No login possible
- 🐛 Doesn't work
- 🐛 Measurements are nowhere close to DEXA scans
- 🐛 Can't delete account
- 🐛 Useless

**Reported bugs**

- No login possible
- Doesn't work
- Measurements are nowhere close to DEXA scans
- Can't delete account
- Useless

**Requested features**

- Integration with Apple Health for weight tracking
- Demo or trial before subscription
- Monthly subscription option


### Variable Resistance Training

[App page](https://appshunter.io/ios/app/variable-resistance-training/id6749834451)

This app offers advanced tracking for resistance band workouts, automatically calculating resistance and progression based on your saved equipment. It also supports tracking weights and calisthenics, providing detailed analytics and a video library for exercise demonstrations.

**Highlights:** Automatic band resistance calculation, Dynamic resistance progression generation, Weight and calisthenics tracking, Full video exercise library, Detailed analytics and progress charts, Customizable rest timer, Superset functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VRT Monthly | $3.99 | per month |
| VRT Annual | $39.99 | per year |
| VRT Lifetime Pro | $149.99 | one-time |


## Frequently asked questions

### Is Spren Body Composition Scanner free?

Spren Body Composition Scanner is free to download, with in-app purchases available.

### Is Variable Resistance Training free?

Variable Resistance Training is free to download, with in-app purchases available.

### Which has better reviews, Spren Body Composition Scanner or Variable Resistance Training?

Spren Body Composition Scanner is rated higher. Spren Body Composition Scanner averages 4.7 out of 5 from 1.5K ratings, while Variable Resistance Training averages 4.0 from 4 ratings.

### Do Spren Body Composition Scanner or Variable Resistance Training have ads?

Variable Resistance Training shows ads; Spren Body Composition Scanner does not.

### Which is updated more often, Spren Body Composition Scanner or Variable Resistance Training?

Spren Body Composition Scanner ships an update every 9 days, and Variable Resistance Training every 6 days. Most recently, Spren Body Composition Scanner was updated on October 7, 2026 and Variable Resistance Training on October 10, 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.*