# Spot The Diff 3D vs ThermoMerge

The clearest difference is in-app purchases: Spot The Diff 3D at none against ThermoMerge's 1. Spot The Diff 3D also leads on iOS requirement (13.0 vs 15.6). ThermoMerge's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. ThermoMerge sells 1 one-off in-app purchase. Spot The Diff 3D asks for nothing beyond the download.

## The numbers

| Metric | Spot The Diff 3D | ThermoMerge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Size | 203 MB | 7 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DablPoint](https://appshunter.io/developer/435406037) | [Brody Richmond](https://appshunter.io/developer/1826632751) |

## What reviewers say

### Spot The Diff 3D

[App page](https://appshunter.io/ios/app/spot-the-diff-3d/id6744443379)

**Features:** macOS Compatibility

**In-app purchases:** none


### ThermoMerge

[App page](https://appshunter.io/ios/app/thermomerge/id6748622888)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Spot The Diff 3D free?

Spot The Diff 3D is free to download, with no in-app purchases.

### Is ThermoMerge free?

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

### Do Spot The Diff 3D or ThermoMerge have ads?

Spot The Diff 3D shows ads; ThermoMerge does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*