# ONNOA vs DoF Visualizer

The clearest difference is price: ONNOA at Free against DoF Visualizer's $0.99. ONNOA also leads on iOS requirement (15.0 vs 18.2). DoF Visualizer's advantage is update cadence (every 9 days vs every 4 weeks). On ads, in-app purchases and device support there is nothing between them.

ONNOA is free to download; DoF Visualizer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ONNOA ships an update every 4 weeks, DoF Visualizer every 9 days. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ONNOA | DoF Visualizer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/onnoa-smarttimer/id6470661710/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 9 days** |
| Monetization | Free | — |
| Size | 52 MB | 2 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ONNOA GbR](https://appshunter.io/developer/1713950654) | [Greg Boratyn](https://appshunter.io/developer/633814595) |

## 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


### DoF Visualizer

[App page](https://appshunter.io/ios/app/dof-visualizer/id6772878591)

**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 DoF Visualizer free?

DoF Visualizer costs $0.99, with no in-app purchases.

### Do ONNOA or DoF Visualizer have ads?

Neither ONNOA nor DoF Visualizer shows ads.

### Which is updated more often, ONNOA or DoF Visualizer?

ONNOA ships an update every 4 weeks, and DoF Visualizer every 9 days. Most recently, ONNOA was updated on October 1, 2026 and DoF Visualizer on October 16, 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.*