# ONNOA vs Astrowetter

The clearest difference is price: ONNOA at Free against Astrowetter's $2.99. ONNOA also leads on iOS requirement (15.0 vs 26.5). On review sentiment, ads, in-app purchases and device support there is nothing between them.

ONNOA is free to download; Astrowetter costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | ONNOA | Astrowetter |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/onnoa-smarttimer/id6470661710/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | **Free** | Paid |
| Size | 52 MB | 8 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ONNOA GbR](https://appshunter.io/developer/1713950654) | [Frank Deubert](https://appshunter.io/developer/6799527185) |

## What reviewers say

### ONNOA

[App page](https://appshunter.io/ios/app/onnoa-smarttimer/id6470661710)

This app acts as a remote control for a physical camera accessory, enabling advanced time-lapse photography. It offers features like linear time-lapsing, interval ramping, and long exposure control for professional results.

**Highlights:** Remote triggering, Linear time-lapse, Interval ramping, Long exposure bulb mode, Presets

**Features:** macOS Compatibility

**In-app purchases:** none


### Astrowetter

[App page](https://appshunter.io/ios/app/astrowetter/id6814862249)

This app provides a consolidated weather forecast specifically for stargazing and astrophotography. It integrates data from multiple weather models to offer a clear score, time window, and confidence level for observing conditions, including cloud cover, seeing, and moon phase.

**Highlights:** Multiple weather model integration, Observing score and time window, Cloud cover forecast, Seeing and dew point estimation, Moon phase and light pollution data, ISS and planet pass tracking, Astrophotography shooting tips

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

**In-app purchases:** none


## Frequently asked questions

### Is ONNOA free?

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

### Is Astrowetter free?

Astrowetter costs $2.99, with no in-app purchases.

### Do ONNOA or Astrowetter have ads?

Neither ONNOA nor Astrowetter shows ads.

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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.*