# TraceClub vs Unbend Flat Pattern Calculator

The clearest difference is ads: TraceClub at none against Unbend Flat Pattern Calculator's shown. TraceClub also leads on update cadence (every 5 days vs fortnightly) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. TraceClub sells 2 in-app purchases, starting at $4.99 per month and Unbend Flat Pattern Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TraceClub ships an update every 5 days, Unbend Flat Pattern Calculator fortnightly. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | TraceClub | Unbend Flat Pattern Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 84 MB | 60 MB |
| Requires iOS | **14** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Strawti Tecnologia e Inovacao LTDA](https://appshunter.io/developer/1610793062) | [Omer Faruk BAGCI](https://appshunter.io/developer/1850264269) |

## What reviewers say

### TraceClub

[App page](https://appshunter.io/ios/app/traceclub/id6749545751)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plano Premium Mensal | $4.99 | per month |
| Plano Anual | $22.99 | per year |


### Unbend Flat Pattern Calculator

[App page](https://appshunter.io/ios/app/unbend-flat-pattern-calculator/id6797460542)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unbend Pro Unlock | $14.99 | one-time |


## Frequently asked questions

### Is TraceClub free?

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

### Is Unbend Flat Pattern Calculator free?

Unbend Flat Pattern Calculator is free to download, with in-app purchases available.

### Do TraceClub or Unbend Flat Pattern Calculator have ads?

Unbend Flat Pattern Calculator shows ads; TraceClub does not.

### Which is updated more often, TraceClub or Unbend Flat Pattern Calculator?

TraceClub ships an update every 5 days, and Unbend Flat Pattern Calculator fortnightly. Most recently, TraceClub was updated on October 16, 2026 and Unbend Flat Pattern Calculator on October 18, 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.*