# Heartwitch vs MoshUp

The clearest difference is review sentiment: MoshUp at 84% against Heartwitch's 40%. MoshUp also leads on rating (4.5 vs 2.6) and ratings volume (1.4K vs 9). Heartwitch's advantage is in-app purchases (none vs 2). On price, ads and device support there is nothing between them.

Both are free to download. MoshUp sells 2 in-app purchases, starting at $1.99 per month. Heartwitch asks for nothing beyond the download.

MoshUp holds the better App Store score, 4.5 against 2.6. That said, the two scores are not equally well evidenced: MoshUp has 1.4K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 40% of Heartwitch's written reviews are positive against 84% of MoshUp's.

Heartwitch ships an update every 5 months, MoshUp every 2 months. The most recent releases landed on September 30, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Heartwitch | MoshUp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (9 ratings)](https://appshunter.io/ios/app/heartwitch/id1480031203/reviews) | **[4.5 (1.4K ratings)](https://appshunter.io/ios/app/moshup/id1493084077/reviews)** |
| Number of ratings | 9 | **1.4K** |
| Positive reviews | 40.0% of reviews | **83.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 9 MB |
| Requires iOS | 14.8 | **12.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BrightDigit](https://appshunter.io/developer/951071114) | [Johannes Pfahler](https://appshunter.io/developer/725328483) |

## What reviewers say

### Heartwitch

[App page](https://appshunter.io/ios/app/heartwitch/id1480031203)

Stream your real-time heart rate from your Apple Watch to a web browser. Ideal for streamers who want to share their health stats during live broadcasts without extra hardware.

**Highlights:** Live stream heart rate data, Uses Apple Watch sensors, No extra hardware needed, Sends data to web browser, Independent watch app

**In-app purchases:** none


### MoshUp

[App page](https://appshunter.io/ios/app/moshup/id1493084077)

Create unique visual effects by blending two video clips. The motion of a second recording transforms the first, allowing for interesting mapping and glitch art. Save your creations as images or videos, with options for frame repetition and camera input mixing.

**Highlights:** Live datamoshing, Frame repetition, Save as image or video, Fade to clean camera input, Import videos/pictures, Reverse video import, Mix camera with text/emojis

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version Monthly | $1.99 | per month |
| Full Version | $6.99 | one-time |

**What reviewers like**

- 🚀 Smooth recording and datamoshing effects
- 👍 Intuitive and easy to use
- 🎨 Allows for creative and unique video effects
- 💰 Affordable one-time purchase for full version

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🔒 Some features locked behind paywall
- 🔍 Lack of comprehensive tutorial or documentation
- 🔊 No audio support in free version

**Reported bugs**

- Importing videos causes freezing or crashes
- Recorded videos not saving properly
- Camera not working or laggy for some users
- Subscription/purchase issues for full version

**Requested features**

- Add ability to import and mosh custom videos
- Implement undo/redo functionality for editing
- Provide more control over moshing parameters
- Add audio support in free version


## Frequently asked questions

### Is Heartwitch free?

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

### Is MoshUp free?

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

### Which has better reviews, Heartwitch or MoshUp?

MoshUp is rated higher. Heartwitch averages 2.6 out of 5 from 9 ratings, while MoshUp averages 4.5 from 1.4K ratings.

### Do Heartwitch or MoshUp have ads?

Neither Heartwitch nor MoshUp shows ads.

### Which is updated more often, Heartwitch or MoshUp?

Heartwitch ships an update every 5 months, and MoshUp every 2 months. Most recently, Heartwitch was updated on September 30, 2026 and MoshUp on October 23, 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.*