# NineSeconds vs Flash Eye

The clearest difference is ads: NineSeconds at none against Flash Eye's shown. NineSeconds also leads on monetization model (free vs ad-supported). Flash Eye's advantage is iOS requirement (9.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NineSeconds ships an update every 14 months, Flash Eye every 8 months. The most recent releases landed on September 22, 2026 and June 8, 2026 respectively.

## The numbers

| Metric | NineSeconds | Flash Eye |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/flash-eye/id861246441/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 8 months** |
| Monetization | **Free** | Ad-supported |
| Size | 3 MB | 30 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bin Hua](https://appshunter.io/developer/1408811844) | [Hit Apps](https://appshunter.io/developer/378755417) |

## What reviewers say

### NineSeconds

[App page](https://appshunter.io/ios/app/nineseconds/id430249929)

A minimalist puzzle game where players connect black dots to guide a green dot to a red target. It offers a simple yet engaging challenge for brain training. Enjoy a fun, ad-free experience with straightforward objectives.

**Highlights:** Connect black dots, Guide green dot to red dot, Minimalist puzzle design, Brain training challenge, Ad-free gameplay

**Features:** Vision Pro support

**In-app purchases:** none


### Flash Eye

[App page](https://appshunter.io/ios/app/flash-eye/id861246441)

Test your reflexes by tapping circles that appear randomly. Compete against your own speed in this simple yet challenging game.

**Highlights:** Reflex testing, Speed tapping, Random circle placement, Simple gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NineSeconds free?

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

### Is Flash Eye free?

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

### Do NineSeconds or Flash Eye have ads?

Flash Eye shows ads; NineSeconds does not.

### Which is updated more often, NineSeconds or Flash Eye?

NineSeconds ships an update every 14 months, and Flash Eye every 8 months. Most recently, NineSeconds was updated on September 22, 2026 and Flash Eye on June 8, 2026.

---

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