# ROBO Pro Coding vs Algorithms

The clearest difference is review sentiment: Algorithms at 79% against ROBO Pro Coding's 20%. Algorithms also leads on update cadence (every 3 weeks vs every 2 months). ROBO Pro Coding's advantage is in-app purchases (none vs 3). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Algorithms sells 3 one-off in-app purchases. ROBO Pro Coding asks for nothing beyond the download.

ROBO Pro Coding ships an update every 2 months, Algorithms every 3 weeks. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | ROBO Pro Coding | Algorithms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (8 ratings)](https://appshunter.io/ios/app/algorithms-animation-display/id1624248084/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 20.0% of reviews | **78.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 84 MB | 25 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [fischertechnik](https://appshunter.io/developer/1569643516) | [森 林](https://appshunter.io/developer/501130350) |

## What reviewers say

### ROBO Pro Coding

[App page](https://appshunter.io/ios/app/robo-pro-coding/id1569643514)

This app allows users to program fischertechnik® TXT 4.0 Controller models. It supports graphical and text-based Python programming with adjustable difficulty levels. Programs can be saved locally or shared online.

**Highlights:** Graphical programming interface, Text-based Python programming, Beginner, advanced, and expert learning levels, Local and cloud program storage, Program sharing and versioning, Interface testing for actuators and sensors

**Features:** Vision Pro support

**In-app purchases:** none


### Algorithms

[App page](https://appshunter.io/ios/app/algorithms-animation-display/id1624248084)

Learn algorithm concepts through interactive animations and code explanations. Master complex problems with a step-by-step visual approach, ideal for interview preparation and efficient learning.

**Highlights:** Interactive algorithm animations, Code explanations with subtitles, Step-by-step learning process, Categorized algorithm problems, Visual debugging aid, Focus on understanding ideas and code

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock easy problems | $2.99 | one-time |
| Unlock medium & hard problems | $3.99 | one-time |
| Unlock all problems | $5.99 | one-time |


## Frequently asked questions

### Is ROBO Pro Coding free?

ROBO Pro Coding is free to download, with no in-app purchases.

### Is Algorithms free?

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

### Do ROBO Pro Coding or Algorithms have ads?

Neither ROBO Pro Coding nor Algorithms shows ads.

### Which is updated more often, ROBO Pro Coding or Algorithms?

ROBO Pro Coding ships an update every 2 months, and Algorithms every 3 weeks. Most recently, ROBO Pro Coding was updated on September 9, 2026 and Algorithms on September 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.*