# FillBlock vs Prismfall

The clearest difference is in-app purchases: FillBlock at none against Prismfall's 10. FillBlock also leads on iOS requirement (15.0 vs 17.0). Prismfall's advantage is update cadence (every 3 weeks vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. Prismfall sells 10 one-off in-app purchases. FillBlock asks for nothing beyond the download.

FillBlock ships an update every 10 months, Prismfall every 3 weeks. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | FillBlock | Prismfall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/prismfall/id6762587992/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 60 MB | 10 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kazumasa fujihara](https://appshunter.io/developer/1516573304) | [Anulfo Acosta](https://appshunter.io/developer/1893648915) |

## What reviewers say

### FillBlock

[App page](https://appshunter.io/ios/app/fillblock/id1533974241)

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

**In-app purchases:** none


### Prismfall

[App page](https://appshunter.io/ios/app/prismfall/id6762587992)

This block puzzle game features an 8x8 neon grid with synthwave aesthetics. Drag pieces to clear rows and columns, chaining combos for high scores. It offers adaptive difficulty, an adventure mode, daily challenges, and missions.

**Highlights:** 8x8 neon block grid, Drag-and-drop puzzle mechanics, Adaptive difficulty tiers, 24-level adventure mode, Daily challenges and leaderboards, Missions and achievements, Offline play

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Coin Pouch | $0.99 | one-time |
| Pastel Dream Theme | $1.99 | one-time |
| Cyberpunk Theme | $1.99 | one-time |
| Synthwave Theme | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Starter Bundle | $4.99 | one-time |
| Medium Coin Bag | $4.99 | one-time |
| Large Coin Chest | $9.99 | one-time |
| Mega Bundle | $14.99 | one-time |
| Mega Coin Vault | $19.99 | one-time |


## Frequently asked questions

### Is FillBlock free?

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

### Is Prismfall free?

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

### Do FillBlock or Prismfall have ads?

Neither FillBlock nor Prismfall shows ads.

### Which is updated more often, FillBlock or Prismfall?

FillBlock ships an update every 10 months, and Prismfall every 3 weeks. Most recently, FillBlock was updated on October 5, 2026 and Prismfall on September 30, 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.*