# Algo Viewer vs Coding Interview

The clearest difference is ads: Algo Viewer at none against Coding Interview's shown. Coding Interview's advantage is update cadence (weekly vs every 6 weeks) and iOS requirement (16.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Algo Viewer sells 1 one-off in-app purchase and Coding Interview sells 2 in-app purchases, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

Algo Viewer ships an update every 6 weeks, Coding Interview weekly. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Algo Viewer | Coding Interview |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 22 MB | 90 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Abraham Abreu](https://appshunter.io/developer/1260832200) | [Mooshuroi Ltd](https://appshunter.io/developer/1895632109) |

## 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 |


### Coding Interview

[App page](https://appshunter.io/ios/app/coding-interview-algo-mind/id6764086152)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlgoMind Pro Monthly | $29.99 | per month |
| AlgoMind Pro Annual | $89.99 | per year |


## Frequently asked questions

### Is Algo Viewer free?

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

### Is Coding Interview free?

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

### Do Algo Viewer or Coding Interview have ads?

Coding Interview shows ads; Algo Viewer does not.

### Which is updated more often, Algo Viewer or Coding Interview?

Algo Viewer ships an update every 6 weeks, and Coding Interview weekly. Most recently, Algo Viewer was updated on October 7, 2026 and Coding Interview on October 11, 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.*