# Happy Scale vs Fitdays

The clearest difference is review sentiment: Happy Scale at 92% against Fitdays's 28%. Happy Scale also leads on rating (4.9 vs 3.7) and update cadence (every 5 days vs every 3 weeks). Fitdays's advantage is in-app purchases (none vs 8) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Happy Scale sells 8 in-app purchases, starting at $1.99 per month. Fitdays asks for nothing beyond the download.

Happy Scale holds the better App Store score, 4.9 against 3.7. That said, the two scores are not equally well evidenced: Happy Scale has 58K ratings behind it against 1.8K, so its average is the more settled of the two. Written reviews point the same way: 92% of Happy Scale's written reviews are positive against 28% of Fitdays's.

Happy Scale ships an update every 5 days, Fitdays every 3 weeks. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Happy Scale | Fitdays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (58K ratings)](https://appshunter.io/ios/app/happy-scale/id532430574/reviews)** | [3.7 (1.8K ratings)](https://appshunter.io/ios/app/fitdays/id1434527961/reviews) |
| Number of ratings | **58K** | 1.8K |
| Positive reviews | **91.7% of reviews** | 28.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Subscription | **Free** |
| Best chart rank | **#198** | — |
| Size | 66 MB | 153 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Front Pocket Software LLC](https://appshunter.io/developer/425877766) | [GUANGDONG ICOMON TECHNOLOGY CO., LTD](https://appshunter.io/developer/1359710025) |

## What reviewers say

### Happy Scale

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

**Currently charting:** #198 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


### Fitdays

[App page](https://appshunter.io/ios/app/fitdays/id1434527961)

Record and track family weight data with a smart scale. Visualize progress with charts and reports, and sync with Apple Health. Supports up to 24 users for comprehensive family fitness monitoring.

**Highlights:** Record family weight data, Connect to smart weight scale, Chart and report display, Apple Health synchronization, Support for up to 24 users, Body measurement tracking

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 📊 Provides detailed body metrics
- 🔗 Syncs with Apple Health
- 💻 Works well with scale

**What reviewers complain about**

- 🐛 Connectivity issues with Bluetooth
- 📉 Inaccurate body composition measurements
- 🔍 Confusing data presentation
- 🔒 Privacy concerns
- 💤 Drains battery

**Reported bugs**

- App crashes on login
- Fails to sync data consistently
- Incorrect weight/BMI calculations
- Calendar view not functioning properly

**Requested features**

- Add ability to manually edit/delete entries
- Improve data visualization and charting
- Implement pregnancy mode
- Allow multiple user profiles with privacy


## Frequently asked questions

### Is Happy Scale free?

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

### Is Fitdays free?

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

### Which has better reviews, Happy Scale or Fitdays?

Happy Scale is rated higher. Happy Scale averages 4.9 out of 5 from 58K ratings, while Fitdays averages 3.7 from 1.8K ratings.

### Do Happy Scale or Fitdays have ads?

Neither Happy Scale nor Fitdays shows ads.

### Which is updated more often, Happy Scale or Fitdays?

Happy Scale ships an update every 5 days, and Fitdays every 3 weeks. Most recently, Happy Scale was updated on November 9, 2026 and Fitdays on November 6, 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.*