# Eights! vs Collatz Hailstone Link

The clearest difference is ads: Eights! at none against Collatz Hailstone Link's shown. Eights! also leads on iOS requirement (11.0 vs 14.0). Collatz Hailstone Link's advantage is update cadence (weekly vs every 63 months). On price, 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.

Eights! ships an update every 63 months, Collatz Hailstone Link weekly. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Eights! | Collatz Hailstone Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/eights/id864616891/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 63 months | **Weekly** |
| Monetization | Free | — |
| Size | 20 MB | 118 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ROBERTO MANONGDO](https://appshunter.io/developer/537157652) | [KwangHo Yun](https://appshunter.io/developer/1669492345) |

## What reviewers say

### Eights!

[App page](https://appshunter.io/ios/app/eights/id864616891)

A puzzle game where you merge numbered tiles on a 4x4 board. Swipe to move tiles and combine matching numbers to create higher values and achieve a high score. The game ends when no more moves are possible.

**Highlights:** Merge numbered tiles, Swipe to move tiles, Create higher numbers, Achieve high scores, Limited board space management, Intuitive gameplay

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

**In-app purchases:** none


### Collatz Hailstone Link

[App page](https://appshunter.io/ios/app/collatz-hailstone-link/id6780455667)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eights! free?

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

### Is Collatz Hailstone Link free?

Collatz Hailstone Link is free to download, with no in-app purchases.

### Do Eights! or Collatz Hailstone Link have ads?

Collatz Hailstone Link shows ads; Eights! does not.

### Which is updated more often, Eights! or Collatz Hailstone Link?

Eights! ships an update every 63 months, and Collatz Hailstone Link weekly. Most recently, Eights! was updated on October 19, 2026 and Collatz Hailstone Link on October 9, 2026.

---

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