# Colored Letters vs Onoma Step

The clearest difference is ads: Colored Letters at none against Onoma Step's shown. Onoma Step's advantage is update cadence (every 2 days vs weekly) and iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Colored Letters sells 10 in-app purchases, starting at $3.99 per month and Onoma Step sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Colored Letters ships an update weekly, Onoma Step every 2 days. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Colored Letters | Onoma Step |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 2 days** |
| Size | 53 MB | 23 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alegor AB](https://appshunter.io/developer/1473601287) | [JIHUN JO](https://appshunter.io/developer/1855392770) |

## What reviewers say

### Colored Letters

[App page](https://appshunter.io/ios/app/colored-letters/id6749145170)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly | $3.99 | per month |
| Premium yearly | $19.99 | per year |
| Fånga ballonger | $0.99 | one-time |
| A Little House | $1.99 | one-time |
| Träna ljudkartan | $2.99 | one-time |
| Träna ord | $2.99 | one-time |
| Countings is Easy | $7.99 | one-time |
| Learn to read in English  - 2 | $7.99 | one-time |
| Räkna är Lätt | $7.99 | one-time |
| Learn to read in English | $7.99 | one-time |


### Onoma Step

[App page](https://appshunter.io/ios/app/onoma-step/id6756860809)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Colored Letters free?

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

### Is Onoma Step free?

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

### Do Colored Letters or Onoma Step have ads?

Onoma Step shows ads; Colored Letters does not.

### Which is updated more often, Colored Letters or Onoma Step?

Colored Letters ships an update weekly, and Onoma Step every 2 days. Most recently, Colored Letters was updated on October 14, 2026 and Onoma Step on October 19, 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.*