# Square Root Calculator vs Bird Call Identifier

The clearest difference is price: Bird Call Identifier at Free against Square Root Calculator's $0.99. Square Root Calculator's advantage is in-app purchases (none vs 6) and ads (none vs shown). On device support there is nothing between them.

Bird Call Identifier is free to download; Square Root Calculator costs $0.99 up front. Bird Call Identifier sells 6 in-app purchases, starting at $3.99 per 7 days. Square Root Calculator asks for nothing beyond the download.

## The numbers

| Metric | Square Root Calculator | Bird Call Identifier |
| --- | --- | --- |
| Price | $0.99 | **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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 90 MB |
| Requires iOS | **14.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [Vincent Kiptirgei](https://appshunter.io/developer/1710875764) |

## What reviewers say

### Square Root Calculator

[App page](https://appshunter.io/ios/app/square-root-calculator/id6443969012)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Square Root Calculator free?

Square Root Calculator costs $0.99, with no in-app purchases.

### Is Bird Call Identifier free?

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

### Do Square Root Calculator or Bird Call Identifier have ads?

Bird Call Identifier shows ads; Square Root Calculator does not.

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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.*