# Birdathon vs OC Safe

The clearest difference is in-app purchases: OC Safe at none against Birdathon's 4. Birdathon's advantage is update cadence (every 4 months vs every 22 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Birdathon sells 4 one-off in-app purchases. OC Safe asks for nothing beyond the download.

Birdathon ships an update every 4 months, OC Safe every 22 months. The most recent releases landed on September 19, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | Birdathon | OC Safe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15 ratings)](https://appshunter.io/ios/app/birdathon/id1211977440/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 22 months |
| Monetization | Free | — |
| Size | 192 MB | 29 MB |
| Requires iOS | 16.1 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Barry Langdon-Lassagne](https://appshunter.io/developer/730758814) | [Okanagan College](https://appshunter.io/developer/436819272) |

## What reviewers say

### Birdathon

[App page](https://appshunter.io/ios/app/birdathon/id1211977440)

This app helps birdwatchers create and organize detailed checklists of their observations. It automatically records time and location, allowing for easy editing and customization. Users can visualize their sightings on maps, add field notes, and export data for sharing or further analysis.

**Highlights:** Observation-centric checklists, Automatic time and location recording, Customizable maps with boundary overlays, Field notes for additional observations, Multiple checklist sorting options, Data export to CSV and other formats, Create checklist templates

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Good Tip | $0.99 | one-time |
| Great Tip | $1.99 | one-time |
| Amazing Tip | $2.99 | one-time |
| Incredible Tip | $4.99 | one-time |


### OC Safe

[App page](https://appshunter.io/ios/app/oc-safe/id1358475295)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Birdathon free?

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

### Is OC Safe free?

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

### Do Birdathon or OC Safe have ads?

Neither Birdathon nor OC Safe shows ads.

### Which is updated more often, Birdathon or OC Safe?

Birdathon ships an update every 4 months, and OC Safe every 22 months. Most recently, Birdathon was updated on September 19, 2026 and OC Safe on July 16, 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.*