# Geometry Neon Arrow vs Synth Sum

The clearest difference is in-app purchases: Geometry Neon Arrow at none against Synth Sum's 5. Synth Sum's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Synth Sum sells 5 one-off in-app purchases. Geometry Neon Arrow asks for nothing beyond the download.

## The numbers

| Metric | Geometry Neon Arrow | Synth Sum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/synth-sum-neon-dash/id6793998487/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Daily |
| Monetization | — | Free with in-app purchases |
| Size | 177 MB | 61 MB |
| Requires iOS | 18 | **17.0** |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Luong Pham](https://appshunter.io/developer/1784380966) | [Matthew Leonard](https://appshunter.io/developer/522479113) |

## What reviewers say

### Geometry Neon Arrow

[App page](https://appshunter.io/ios/app/geometry-neon-arrow/id6760803432)

**In-app purchases:** none


### Synth Sum

[App page](https://appshunter.io/ios/app/synth-sum-neon-dash/id6793998487)

A neon rhythm dash game where players tap to jump over obstacles and collect numbers. The goal is to hit the exact sum to pass through doors and progress through levels. Features include multiple worlds, practice modes, and leaderboards.

**Highlights:** Tap to jump, Hit exact sum to clear doors, 16 levels across five worlds, Practice with checkpoints, Endless and Daily modes, Earn stars for skins, Game Center leaderboards

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Neon Kit | $1.99 | one-time |
| Sunset Kit | $1.99 | one-time |
| Magenta Kit | $1.99 | one-time |
| Unlock All Worlds | $2.99 | one-time |
| All Kits Bundle | $4.99 | one-time |


## Frequently asked questions

### Is Geometry Neon Arrow free?

Geometry Neon Arrow is free to download, with no in-app purchases.

### Is Synth Sum free?

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

---

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