# World vs Trace and learn shapes

World and Trace and learn shapes are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. World sells 2 in-app purchases, starting at $1.99 per month and Trace and learn shapes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | World | Trace and learn shapes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Size | 147 MB | 1 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Olga Ivanova](https://appshunter.io/developer/1733570435) | [MUHAMMAD ABUBAKER MAJEED](https://appshunter.io/developer/1197855204) |

## What reviewers say

### World

[App page](https://appshunter.io/ios/app/world-flags/id6758343689)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| flags_by_oliva_subscription | $1.99 | per month |
| flags_by_oliva_donation | $1.99 | one-time |


### Trace and learn shapes

[App page](https://appshunter.io/ios/app/trace-and-learn-shapes/id6779743275)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip the Developer | $2.99 | one-time |


## Frequently asked questions

### Is World free?

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

### Is Trace and learn shapes free?

Trace and learn shapes is free to download, with in-app purchases available.

### Do World or Trace and learn shapes have ads?

Both World and Trace and learn shapes show ads.

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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.*