# BirdLab vs GLAD

The clearest difference is update cadence: BirdLab at every 7 months against GLAD's every 14 months. BirdLab also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BirdLab ships an update every 7 months, GLAD every 14 months. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | BirdLab | GLAD |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 32.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 14 months |
| Monetization | Free | — |
| Size | 314 MB | 21 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vigie Nature](https://appshunter.io/developer/934884267) | [Région Bretagne](https://appshunter.io/developer/1488741457) |

## What reviewers say

### BirdLab

[App page](https://appshunter.io/ios/app/birdlab/id934884268)

Participate in citizen science by observing bird behavior at feeders. Learn to identify 29 common species and contribute valuable data to researchers studying avian interactions. Play during winter months to help advance scientific understanding of bird communities.

**Highlights:** Build and set up bird feeders, Learn to identify 29 bird species, Play a 5-minute observation game, Contribute data to scientific research, Track bird interactions on feeders, Share stats and recruit friends

**Features:** macOS Compatibility

**In-app purchases:** none


### GLAD

[App page](https://appshunter.io/ios/app/glad/id6470450443)

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

**In-app purchases:** none


## Frequently asked questions

### Is BirdLab free?

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

### Is GLAD free?

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

### Do BirdLab or GLAD have ads?

Neither BirdLab nor GLAD shows ads.

### Which is updated more often, BirdLab or GLAD?

BirdLab ships an update every 7 months, and GLAD every 14 months. Most recently, BirdLab was updated on October 13, 2026 and GLAD on October 4, 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.*