# Blockly for Dash & Dot robots vs Osmo Lettertopia

The clearest difference is review sentiment: Blockly for Dash & Dot robots at 53% against Osmo Lettertopia's 6%. Blockly for Dash & Dot robots also leads on rating (4.3 vs 3.3) and in-app purchases (none vs 2). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Osmo Lettertopia sells 2 one-off in-app purchases. Blockly for Dash & Dot robots asks for nothing beyond the download.

Blockly for Dash & Dot robots holds the better App Store score, 4.3 against 3.3. Both are backed by a comparable volume of ratings — 172 and 75 respectively. Written reviews point the same way: 53% of Blockly for Dash & Dot robots's written reviews are positive against 6% of Osmo Lettertopia's.

Blockly for Dash & Dot robots ships an update every 2 months, Osmo Lettertopia every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Blockly for Dash & Dot robots | Osmo Lettertopia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (172 ratings)](https://appshunter.io/ios/app/blockly-for-dash-and-dot-robots/id906750147/reviews)** | [3.3 (75 ratings)](https://appshunter.io/ios/app/osmo-lettertopia/id1504176887/reviews) |
| Number of ratings | **172** | 75 |
| Positive reviews | **53.3% of reviews** | 5.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 142 MB | 277 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MORAVIA Consulting, spol. s r.o.](https://appshunter.io/developer/1673101600) | [Tangible Play](https://appshunter.io/developer/799157444) |

## What reviewers say

### Blockly for Dash & Dot robots

[App page](https://appshunter.io/ios/app/blockly-for-dash-and-dot-robots/id906750147)

Learn coding fundamentals through interactive play with robots. This app uses a visual drag-and-drop interface to create programs for Dash and Dot robots, offering challenges and creative freedom for young learners.

**Highlights:** Visual drag-and-drop coding, Robot programming challenges, Create custom robot behaviors, Learn coding concepts (sequencing, loops, variables), Bluetooth connectivity to robots, Playful storylines and puzzles

**Features:** macOS Compatibility

**In-app purchases:** none


### Osmo Lettertopia

[App page](https://appshunter.io/ios/app/osmo-lettertopia/id1504176887)

This app transforms your tablet into a hands-on learning system for children aged 6-10. Players team up to build words, collect magical creatures, and boost spelling and social-emotional skills through collaborative play.

**Highlights:** Team-based word building, Collect magical creatures, Boost spelling skills, Develop social-emotional skills, Hands-on learning system, Collaborative play

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-day trial of Lettertopia | Free | one-time |
| Unlock Lettertopia | $24.99 | one-time |


## Frequently asked questions

### Is Blockly for Dash & Dot robots free?

Blockly for Dash & Dot robots is free to download, with no in-app purchases.

### Is Osmo Lettertopia free?

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

### Which has better reviews, Blockly for Dash & Dot robots or Osmo Lettertopia?

Blockly for Dash & Dot robots is rated higher. Blockly for Dash & Dot robots averages 4.3 out of 5 from 172 ratings, while Osmo Lettertopia averages 3.3 from 75 ratings.

### Do Blockly for Dash & Dot robots or Osmo Lettertopia have ads?

Neither Blockly for Dash & Dot robots nor Osmo Lettertopia shows ads.

### Which is updated more often, Blockly for Dash & Dot robots or Osmo Lettertopia?

Blockly for Dash & Dot robots ships an update every 2 months, and Osmo Lettertopia every 3 months. Most recently, Blockly for Dash & Dot robots was updated on October 24, 2026 and Osmo Lettertopia on October 24, 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.*