# Algo Viewer vs Algorithm Fundamentals

The clearest difference is in-app purchases: Algorithm Fundamentals at none against Algo Viewer's 1. Algorithm Fundamentals also leads on iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Algo Viewer sells 1 one-off in-app purchase. Algorithm Fundamentals asks for nothing beyond the download.

## The numbers

| Metric | Algo Viewer | Algorithm Fundamentals |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 18 MB | 38 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Abraham Abreu](https://appshunter.io/developer/1260832200) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Algo Viewer

[App page](https://appshunter.io/ios/app/algo-viewer/id6754825780)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $0.99 | one-time |


### Algorithm Fundamentals

[App page](https://appshunter.io/ios/app/algorithm-fundamentals/id6771634571)

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

**In-app purchases:** none


## Frequently asked questions

### Is Algo Viewer free?

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

### Is Algorithm Fundamentals free?

Algorithm Fundamentals is free to download, with no in-app purchases.

### Do Algo Viewer or Algorithm Fundamentals have ads?

Neither Algo Viewer nor Algorithm Fundamentals shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*