# Birdathon vs PEP人教版三年级上

The clearest difference is price: Birdathon at Free against PEP人教版三年级上's $0.99. PEP人教版三年级上's advantage is in-app purchases (none vs 4) and update cadence (every 3 weeks vs every 4 months). On ads and device support there is nothing between them.

Birdathon is free to download; PEP人教版三年级上 costs $0.99 up front. Birdathon sells 4 one-off in-app purchases. PEP人教版三年级上 asks for nothing beyond the download.

Birdathon ships an update every 4 months, PEP人教版三年级上 every 3 weeks. The most recent releases landed on October 7, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Birdathon | PEP人教版三年级上 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| 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 3 weeks** |
| Monetization | Free | — |
| Size | 192 MB | 80 MB |
| Requires iOS | 16.1 | **11.2** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Barry Langdon-Lassagne](https://appshunter.io/developer/730758814) | [红喜 燕](https://appshunter.io/developer/1226829115) |

## 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 |


### PEP人教版三年级上

[App page](https://appshunter.io/ios/app/pep/id1523440466)

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

**In-app purchases:** none


## Frequently asked questions

### Is Birdathon free?

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

### Is PEP人教版三年级上 free?

PEP人教版三年级上 costs $0.99, with no in-app purchases.

### Do Birdathon or PEP人教版三年级上 have ads?

Neither Birdathon nor PEP人教版三年级上 shows ads.

### Which is updated more often, Birdathon or PEP人教版三年级上?

Birdathon ships an update every 4 months, and PEP人教版三年级上 every 3 weeks. Most recently, Birdathon was updated on October 7, 2026 and PEP人教版三年级上 on September 8, 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.*