# Hellfrost vs Fibonacci Numbers

The clearest difference is in-app purchases: Hellfrost at none against Fibonacci Numbers's 1. Hellfrost also leads on iOS requirement (13.1 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fibonacci Numbers sells 1 one-off in-app purchase. Hellfrost asks for nothing beyond the download.

Hellfrost ships an update every 2 weeks, Fibonacci Numbers every 10 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Hellfrost | Fibonacci Numbers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/hellfrost/id6502246175/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 101 MB | 24 MB |
| Requires iOS | **13.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Evan Kwan](https://appshunter.io/developer/1744761427) | [海军 王](https://appshunter.io/developer/1756634009) |

## What reviewers say

### Hellfrost

[App page](https://appshunter.io/ios/app/hellfrost/id6502246175)

Engage in strategic sliding-block battles against lava demons. Swipe to move your units, outmaneuver enemies, and conquer increasingly challenging levels. Enjoy bite-sized combat sessions perfect for quick play.

**Highlights:** Intuitive one-swipe controls, Bite-sized, replayable levels, Diverse unit types and tile mechanics, Gradually increasing difficulty, Unlockable levels

**Features:** macOS Compatibility

**In-app purchases:** none


### Fibonacci Numbers

[App page](https://appshunter.io/ios/app/fibonacci-numbers/id6566185190)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2000Coins | $0.99 | one-time |


## Frequently asked questions

### Is Hellfrost free?

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

### Is Fibonacci Numbers free?

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

### Do Hellfrost or Fibonacci Numbers have ads?

Neither Hellfrost nor Fibonacci Numbers shows ads.

### Which is updated more often, Hellfrost or Fibonacci Numbers?

Hellfrost ships an update every 2 weeks, and Fibonacci Numbers every 10 days. Most recently, Hellfrost was updated on October 5, 2026 and Fibonacci Numbers on October 7, 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.*