# VibraPad vs Birdathon

The clearest difference is price: Birdathon at Free against VibraPad's $119.99. Birdathon also leads on rating (4.7 vs 4.0) and ratings volume (15 vs 1). VibraPad's advantage is in-app purchases (none vs 4) and iOS requirement (9.0 vs 16.1). On review sentiment, update cadence, ads and device support there is nothing between them.

Birdathon is free to download; VibraPad costs $119.99 up front. Birdathon sells 4 one-off in-app purchases. VibraPad asks for nothing beyond the download.

Birdathon holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Birdathon has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on June 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | VibraPad | Birdathon |
| --- | --- | --- |
| Price | $119.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/vibrapad/id452182524/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/birdathon/id1211977440/reviews)** |
| Number of ratings | 1 | **15** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | **Free** |
| Size | 12 MB | 192 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Motionics, LLC](https://appshunter.io/developer/424498959) | [Barry Langdon-Lassagne](https://appshunter.io/developer/730758814) |

## What reviewers say

### VibraPad

[App page](https://appshunter.io/ios/app/vibrapad/id452182524)

Learn the fundamentals of vibration analysis for machinery monitoring and diagnostics. Build virtual systems from a library of components, analyze sound signals via your device's microphone, and generate detailed reports. Optional external hardware enhances vibration data acquisition.

**Highlights:** Machine component library, Drag-and-drop system assembly, Sound signal acquisition via mic, External accelerometer data support, Live signal monitoring (time/frequency), Fundamental frequency calculator, Report generation and email

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is VibraPad free?

VibraPad costs $119.99, with no in-app purchases.

### Is Birdathon free?

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

### Which has better reviews, VibraPad or Birdathon?

Birdathon is rated higher. VibraPad averages 4.0 out of 5 from 1 ratings, while Birdathon averages 4.7 from 15 ratings.

### Do VibraPad or Birdathon have ads?

Neither VibraPad nor Birdathon shows ads.

### Which is updated more often, VibraPad or Birdathon?

VibraPad ships an update every 4 months, and Birdathon every 4 months. Most recently, VibraPad was updated on June 5, 2026 and Birdathon on October 7, 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.*