# Bird Call Identifier vs Cube Algorithm Viewer

The clearest difference is ads: Cube Algorithm Viewer at none against Bird Call Identifier's shown. Cube Algorithm Viewer also leads on update cadence (every 2 days vs fortnightly). Bird Call Identifier's advantage is iOS requirement (17.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Bird Call Identifier sells 6 in-app purchases, starting at $3.99 per 7 days and Cube Algorithm Viewer sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Bird Call Identifier ships an update fortnightly, Cube Algorithm Viewer every 2 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Bird Call Identifier | Cube Algorithm Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/bird-call-identifier-birdtune/id6748039247/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 9 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vincent Kiptirgei](https://appshunter.io/developer/1710875764) | [Siu Man Hsieh](https://appshunter.io/developer/1072298531) |

## What reviewers say

### Bird Call Identifier

[App page](https://appshunter.io/ios/app/bird-call-identifier-birdtune/id6748039247)

Identify birds by their songs and calls using advanced audio and image recognition. Explore bird species, view photos, and track your discoveries in a personal journal. Access saved data offline.

**Highlights:** Bird sound identification, Image recognition for birds, Bird species database, Personal birding journal, Offline data access, Distribution maps

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bird Tunes Weekly | $3.99 | per 7 days |
| Bird Identifier Weekly | $3.99 | per 7 days |
| Bird Identifier Yearly Offer | $14.99 | per year |
| Bird Tunes Yearly | $29.99 | per year |
| Bird Identifier Yearly | $29.99 | per year |
| Bird Identifier Lifetime | $49.99 | one-time |


### Cube Algorithm Viewer

[App page](https://appshunter.io/ios/app/cube-algorithm-viewer/id6755135947)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $4.99 | one-time |
| Medium Tip | $9.99 | one-time |
| Large Tip | $19.99 | one-time |


## Frequently asked questions

### Is Bird Call Identifier free?

Bird Call Identifier is free to download, with in-app purchases available.

### Is Cube Algorithm Viewer free?

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

### Do Bird Call Identifier or Cube Algorithm Viewer have ads?

Bird Call Identifier shows ads; Cube Algorithm Viewer does not.

### Which is updated more often, Bird Call Identifier or Cube Algorithm Viewer?

Bird Call Identifier ships an update fortnightly, and Cube Algorithm Viewer every 2 days. Most recently, Bird Call Identifier was updated on October 24, 2026 and Cube Algorithm Viewer 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.*