# PolyFill vs Tangram FHD

The clearest difference is in-app purchases: Tangram FHD at none against PolyFill's 3. Tangram FHD also leads on ads (none vs shown) and update cadence (every 10 days vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PolyFill sells 3 one-off in-app purchases. Tangram FHD asks for nothing beyond the download.

PolyFill ships an update every 6 months, Tangram FHD every 10 days. The most recent releases landed on October 23, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | PolyFill | Tangram FHD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/polyfill/id987147033/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 9 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [Oleksandr Karpenko](https://appshunter.io/developer/1657828013) |

## What reviewers say

### PolyFill

[App page](https://appshunter.io/ios/app/polyfill/id987147033)

A brain-training puzzle game where you race against the clock to assemble geometric shapes. Earn points based on difficulty and speed, and compete on leaderboards. Unlock additional complexity and scoring through optional in-app purchases.

**Highlights:** Brain-training puzzles, Timed challenges, Geometric shape assembly, Scoring based on difficulty and time, Game Center leaderboards, Achievement awards, In-app purchases for complexity

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads. | $1.99 | one-time |
| Unlock level 2 | $1.99 | one-time |
| Unlock level 3 | $1.99 | one-time |


### Tangram FHD

[App page](https://appshunter.io/ios/app/tangram-fhd/id6468948745)

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

**In-app purchases:** none


## Frequently asked questions

### Is PolyFill free?

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

### Is Tangram FHD free?

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

### Do PolyFill or Tangram FHD have ads?

PolyFill shows ads; Tangram FHD does not.

### Which is updated more often, PolyFill or Tangram FHD?

PolyFill ships an update every 6 months, and Tangram FHD every 10 days. Most recently, PolyFill was updated on October 23, 2026 and Tangram FHD on October 20, 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.*