# Scale Up vs AtomicWeight

The clearest difference is in-app purchases: AtomicWeight at none against Scale Up's 2. Scale Up's advantage is update cadence (every 5 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Scale Up sells 2 in-app purchases, starting at $3.99 per month. AtomicWeight asks for nothing beyond the download.

Scale Up ships an update every 5 days, AtomicWeight fortnightly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Scale Up | AtomicWeight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scale-up-weight-loss-tracker/id6670329614/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 2 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [BARIS DILEKCI](https://appshunter.io/developer/1709063022) | [Tomas Antunes](https://appshunter.io/developer/1801729350) |

## What reviewers say

### Scale Up

[App page](https://appshunter.io/ios/app/scale-up-weight-loss-tracker/id6670329614)

Easily log your daily weight and visualize your progress with detailed graphs. Stay motivated with daily messages and track your water intake. Unlock advanced features like BMI calculation and body analysis through in-app purchases.

**Highlights:** Minimalist interface for easy weight logging, Progress visualization with detailed graphs, Daily motivation messages, Water intake tracking, BMI calculator (in-app purchase), Body analysis (in-app purchase)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $6.99 | per year |


### AtomicWeight

[App page](https://appshunter.io/ios/app/atomicweight/id6743163643)

**In-app purchases:** none


## Frequently asked questions

### Is Scale Up free?

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

### Is AtomicWeight free?

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

### Do Scale Up or AtomicWeight have ads?

Neither Scale Up nor AtomicWeight shows ads.

### Which is updated more often, Scale Up or AtomicWeight?

Scale Up ships an update every 5 days, and AtomicWeight fortnightly. Most recently, Scale Up was updated on October 30, 2026 and AtomicWeight on October 25, 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.*