# Happy Scale vs Spren Body Composition Scanner

Happy Scale and Spren Body Composition Scanner both sit at 4.9 stars, but that hides the real split: 92% of Happy Scale's written reviews are positive against 46% of Spren Body Composition Scanner's. Happy Scale also leads on ratings volume (58K vs 1.5K) and chart position (#186 vs unranked). Spren Body Composition Scanner's advantage is monetization model (free with in-app purchases vs subscription). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Happy Scale sells 8 in-app purchases, starting at $1.99 per month and Spren Body Composition Scanner sells 14 in-app purchases, starting at $10.49 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Happy Scale against 4.7 for Spren Body Composition Scanner. That said, the two scores are not equally well evidenced: Happy Scale has 58K ratings behind it against 1.5K, so its average is the more settled of the two. Written reviews are what separate them: 92% of Happy Scale's written reviews are positive against 46% of Spren Body Composition Scanner's.

Happy Scale ships an update every 5 days, Spren Body Composition Scanner every 9 days. The most recent releases landed on October 30, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Happy Scale | Spren Body Composition Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (58K ratings)](https://appshunter.io/ios/app/happy-scale/id532430574/reviews)** | [4.7 (1.5K ratings)](https://appshunter.io/ios/app/spren-body-composition-scanner/id1664503999/reviews) |
| Number of ratings | **58K** | 1.5K |
| Positive reviews | **91.6% of reviews** | 46.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | Subscription | **Free with in-app purchases** |
| Best chart rank | **#186** | — |
| Size | 66 MB | 207 MB |
| Requires iOS | **16.0** | 17 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Front Pocket Software LLC](https://appshunter.io/developer/425877766) | [Elite HRV Inc](https://appshunter.io/developer/868829973) |

## What reviewers say

### Happy Scale

[App page](https://appshunter.io/ios/app/happy-scale/id532430574)

**Currently charting:** #186 Top Grossing · Health & Fitness (US App Store)

This app helps you understand your weight loss journey by analyzing scale fluctuations. It smooths out daily variations to reveal your true progress, predict future weights, and break down goals into manageable milestones.

**Highlights:** See true progress with mathematical analysis, Smooth out weigh-in fluctuations, Predict future weight, Break down goals into milestones, Integrates with Apple Health, BMI calculator

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Happy Scale Deluxe (Monthly) | $1.99 | per month |
| Happy Scale Deluxe (Yearly) | $11.99 | per year |
| Tip $1 | $0.99 | one-time |
| Tip $3 | $2.99 | one-time |
| Tip $5 | $4.99 | one-time |
| Tip $10 | $9.99 | one-time |
| Happy Scale Premium (Lifetime) | $39.99 | one-time |
| Happy Scale Deluxe (Lifetime) | $39.99 | one-time |

**What reviewers like**

- 👍 Excellent weight loss support tool
- 👍 Motivating and engaging to track weight
- 👍 Provides great insights and predictions
- 👍 Smooths out weight fluctuations
- 👍 Breaks down weight loss journey into milestones

**What reviewers complain about**

- 🐛 Reminders don't work for some users
- 💰 Subscription model is expensive for some

**Reported bugs**

- Reminders don't work for some users

**Requested features**

- Add ability to track body measurements and body fat percentage
- Provide more chart/graph options (60-day, 6-month)
- Add a watch app or complication for easier access
- Implement more celebratory features when reaching goals


### 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


## Frequently asked questions

### Is Happy Scale free?

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

### Is Spren Body Composition Scanner free?

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

### Which has better reviews, Happy Scale or Spren Body Composition Scanner?

Happy Scale is rated higher. Happy Scale averages 4.9 out of 5 from 58K ratings, while Spren Body Composition Scanner averages 4.7 from 1.5K ratings.

### Do Happy Scale or Spren Body Composition Scanner have ads?

Neither Happy Scale nor Spren Body Composition Scanner shows ads.

### Which is updated more often, Happy Scale or Spren Body Composition Scanner?

Happy Scale ships an update every 5 days, and Spren Body Composition Scanner every 9 days. Most recently, Happy Scale was updated on October 30, 2026 and Spren Body Composition Scanner on October 22, 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.*