# WeightBuddy vs Below The Surface

The clearest difference is price: Below The Surface at Free against WeightBuddy's $0.99. Below The Surface also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). WeightBuddy's advantage is in-app purchases (none vs 2). On update cadence and ads there is nothing between them.

Below The Surface is free to download; WeightBuddy costs $0.99 up front. Below The Surface sells 2 in-app purchases, starting at $4.99 per month. WeightBuddy asks for nothing beyond the download.

WeightBuddy ships an update every 2 weeks, Below The Surface every 3 weeks. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | WeightBuddy | Below The Surface |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 4 MB | 138 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jon Wadsworth](https://appshunter.io/developer/1616906936) | [Tazmin Kirk](https://appshunter.io/developer/1878229175) |

## What reviewers say

### WeightBuddy

[App page](https://appshunter.io/ios/app/weightbuddy-convert-units/id6463295193)

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

**In-app purchases:** none


### Below The Surface

[App page](https://appshunter.io/ios/app/below-the-surface/id6758065156)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Below the Surface Premium – Monthly | $4.99 | per month |
| Below the Surface Premium – Yearly | $24.99 | per year |


## Frequently asked questions

### Is WeightBuddy free?

WeightBuddy costs $0.99, with no in-app purchases.

### Is Below The Surface free?

Below The Surface is free to download, with in-app purchases available.

### Do WeightBuddy or Below The Surface have ads?

Neither WeightBuddy nor Below The Surface shows ads.

### Which is updated more often, WeightBuddy or Below The Surface?

WeightBuddy ships an update every 2 weeks, and Below The Surface every 3 weeks. Most recently, WeightBuddy was updated on October 25, 2026 and Below The Surface on October 12, 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.*