# BirdWeather vs Gravity by Vaonis

The clearest difference is rating: BirdWeather at 4.3 against Gravity by Vaonis's 2.7. BirdWeather also leads on update cadence (fortnightly vs every 2 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

BirdWeather holds the better App Store score, 4.3 against 2.7. Both are backed by a comparable volume of ratings — 24 and 49 respectively. Written reviews point the same way: 55% of BirdWeather's written reviews are positive against 48% of Gravity by Vaonis's.

BirdWeather ships an update fortnightly, Gravity by Vaonis every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | BirdWeather | Gravity by Vaonis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (24 ratings)](https://appshunter.io/ios/app/birdweather/id6446207088/reviews)** | [2.7 (49 ratings)](https://appshunter.io/ios/app/gravity-by-vaonis/id6469513708/reviews) |
| Number of ratings | 24 | **49** |
| Positive reviews | **54.5% of reviews** | 47.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | Free |
| Size | 196 MB | 331 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Scribe Labs Inc](https://appshunter.io/developer/967419448) | [Vaonis](https://appshunter.io/developer/1369139518) |

## What reviewers say

### BirdWeather

[App page](https://appshunter.io/ios/app/birdweather/id6446207088)

Identify bird species through sound with this bioacoustics app. It connects to a specialized device to detect and display real-time species information from a vast database. Explore global wildlife activity and gain insights into nature's soundscapes.

**Highlights:** Real-time species recognition, Global community insights, Quick device setup, Bioacoustics management, Species detection database

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

**In-app purchases:** none


### Gravity by Vaonis

[App page](https://appshunter.io/ios/app/gravity-by-vaonis/id6469513708)

Transform your smartphone into a smart telescope to explore the cosmos. Capture stunning images of galaxies, nebulae, and star clusters with advanced image stacking. Observe the Sun and Moon with dedicated modes and educational content.

**Highlights:** Smartphone as smart telescope, 25x optical zoom, Live image stacking, Sun and Moon observation, Deep sky object photography, Landscape and wildlife photography, Educational cosmic content

**In-app purchases:** none


## Frequently asked questions

### Is BirdWeather free?

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

### Is Gravity by Vaonis free?

Gravity by Vaonis is free to download, with no in-app purchases.

### Which has better reviews, BirdWeather or Gravity by Vaonis?

BirdWeather is rated higher. BirdWeather averages 4.3 out of 5 from 24 ratings, while Gravity by Vaonis averages 2.7 from 49 ratings.

### Do BirdWeather or Gravity by Vaonis have ads?

Neither BirdWeather nor Gravity by Vaonis shows ads.

### Which is updated more often, BirdWeather or Gravity by Vaonis?

BirdWeather ships an update fortnightly, and Gravity by Vaonis every 2 months. Most recently, BirdWeather was updated on October 10, 2026 and Gravity by Vaonis 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.*