# Video tachometer vs Starvent Fan

The clearest difference is review sentiment: Video tachometer at 85% against Starvent Fan's 33%. Video tachometer also leads on rating (4.6 vs 2.0) and ratings volume (84 vs 4). Starvent Fan's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Video tachometer sells 1 one-off in-app purchase. Starvent Fan asks for nothing beyond the download.

Video tachometer holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: Video tachometer has 84 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 85% of Video tachometer's written reviews are positive against 33% of Starvent Fan's.

## The numbers

| Metric | Video tachometer | Starvent Fan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (84 ratings)](https://appshunter.io/ios/app/video-tachometer/id1492583587/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/starvent-fan/id6461050334/reviews) |
| Number of ratings | **84** | 4 |
| Positive reviews | **84.9% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 5 MB | 6 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dmitriy Kharutskiy](https://appshunter.io/developer/817385891) | [耀普 张](https://appshunter.io/developer/1701532584) |

## What reviewers say

### Video tachometer

[App page](https://appshunter.io/ios/app/video-tachometer/id1492583587)

This app uses slow-motion video to create a strobe light effect, allowing you to measure rotational speeds. It records video with detailed information like frame rate and exposure, and offers customizable text overlays.

**Highlights:** Strobe light effect simulation, Rotational speed measurement (RPM/Hz), Slow-motion video recording, Customizable text overlays on video, Adjustable frame rate and exposure, Records 4K video (if supported)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $2.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 💡 Clever approach
- 🚀 Works beautifully
- 👍 Very handy
- 👍 Accurate measurements

**What reviewers complain about**

- 💸 Too much in paid version
- 💰 Free version limited
- 🤔 Confusing settings initially
- 👎 Unclear about recording
- 👎 No built-in video recording

**Reported bugs**

- Does not read anything
- Pop-ups for paid features
- Interface visible in screen recording

**Requested features**

- Ability to record video
- Slow phase shift mode
- Improved UI for initial setup
- Long press for gradual increment/decrement


### Starvent Fan

[App page](https://appshunter.io/ios/app/starvent-fan/id6461050334)

Control your Starvent brand fans with this application. Adjust power, speed, and set timers. It also allows for temperature and rainwater sensing, fan cover control, and air extraction/exhaust settings.

**Highlights:** Turn fan power on/off, Adjust fan speed, Set timing switches, Temperature control sensing, Rainwater sensing setup, Open/close fan cover, Set air extraction/exhaust

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Video tachometer free?

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

### Is Starvent Fan free?

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

### Which has better reviews, Video tachometer or Starvent Fan?

Video tachometer is rated higher. Video tachometer averages 4.6 out of 5 from 84 ratings, while Starvent Fan averages 2.0 from 4 ratings.

### Do Video tachometer or Starvent Fan have ads?

Neither Video tachometer nor Starvent Fan 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.*