# FastCast. vs ARuler

The clearest difference is rating: FastCast. at 3.8 against ARuler's 1.0. FastCast. also leads on ratings volume (282 vs 1). ARuler's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. FastCast. sells 3 in-app purchases, starting at $0.99 per 7 days and ARuler sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

FastCast. holds the better App Store score, 3.8 against 1.0. That said, the two scores are not equally well evidenced: FastCast. has 282 ratings behind it against 1, so its average is the more settled of the two.

FastCast. ships an update every 2 months, ARuler every 3 months. The most recent releases landed on September 28, 2026 and July 2, 2026 respectively.

## The numbers

| Metric | FastCast. | ARuler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (282 ratings)](https://appshunter.io/ios/app/fastcast/id1116898425/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/aruler/id1290158408/reviews) |
| Number of ratings | **282** | 1 |
| Positive reviews | 20.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Ad-supported | **Free** |
| Size | 30 MB | 47 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Shenzhen Smart Display Vision Software Technology Co., Ltd](https://appshunter.io/developer/1798929931) | [思远 伍](https://appshunter.io/developer/1128300278) |

## What reviewers say

### FastCast.

[App page](https://appshunter.io/ios/app/fastcast/id1116898425)

Easily mirror your phone, tablet, or PC screen to a large TV with high quality and real-time response. Stream local videos, music, and photos, or enjoy YouTube and AirPlay casting for a shared entertainment experience.

**Highlights:** Screen mirroring to large TV, Cast local videos, music, photos, YouTube casting support, AirPlay support, Real-time response and stability

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastCast VIP Weekly | $0.99 | per 7 days |
| FastCast VIP Monthly | $1.99 | per month |
| FastCast VIP Yearly | $15.99 | per year |


### ARuler

[App page](https://appshunter.io/ios/app/aruler/id1290158408)

This utility app provides a convenient measuring tool directly on your smartphone. It allows for accurate measurements of objects without any extra hardware, and you can save and share your results.

**Highlights:** Accurate measurements, No additional hardware required, Save measurements, Share measurements

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro version | $0.99 | one-time |


## Frequently asked questions

### Is FastCast. free?

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

### Is ARuler free?

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

### Which has better reviews, FastCast. or ARuler?

FastCast. is rated higher. FastCast. averages 3.8 out of 5 from 282 ratings, while ARuler averages 1.0 from 1 ratings.

### Do FastCast. or ARuler have ads?

FastCast. shows ads; ARuler does not.

### Which is updated more often, FastCast. or ARuler?

FastCast. ships an update every 2 months, and ARuler every 3 months. Most recently, FastCast. was updated on September 28, 2026 and ARuler on July 2, 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.*