# ONNOA vs Deneb Astro Tool

The clearest difference is in-app purchases: ONNOA at none against Deneb Astro Tool's 2. Deneb Astro Tool's advantage is update cadence (every 8 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Deneb Astro Tool sells 2 in-app purchases, starting at $3.99 per month. ONNOA asks for nothing beyond the download.

ONNOA ships an update every 4 weeks, Deneb Astro Tool every 8 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ONNOA | Deneb Astro Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/onnoa-smarttimer/id6470661710/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Monetization | Free | — |
| Size | 43 MB | 97 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ONNOA GbR](https://appshunter.io/developer/1713950654) | [Josep Guasch Sanchez](https://appshunter.io/developer/6787171923) |

## 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


### Deneb Astro Tool

[App page](https://appshunter.io/ios/app/deneb-astro-tool/id6787171921)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deneb Pro Monthly | $3.99 | per month |
| Deneb Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is ONNOA free?

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

### Is Deneb Astro Tool free?

Deneb Astro Tool is free to download, with in-app purchases available.

### Do ONNOA or Deneb Astro Tool have ads?

Neither ONNOA nor Deneb Astro Tool shows ads.

### Which is updated more often, ONNOA or Deneb Astro Tool?

ONNOA ships an update every 4 weeks, and Deneb Astro Tool every 8 days. Most recently, ONNOA was updated on November 4, 2026 and Deneb Astro Tool on October 31, 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.*