# Pulse vs Duet

The clearest difference is in-app purchases: Duet at none against Pulse's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Pulse sells 2 in-app purchases, starting at $4.99 per month. Duet asks for nothing beyond the download.

Pulse ships an update every 3 weeks, Duet fortnightly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Pulse | Duet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 48 MB | 82 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Elfag Mammadaliyev](https://appshunter.io/developer/1892430817) | [ufuk ciftci](https://appshunter.io/developer/1803602499) |

## What reviewers say

### Pulse

[App page](https://appshunter.io/ios/app/pulse-couples-app/id6762008435)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pulse+ | $4.99 | per month |
| Pulse+ | $34.99 | per year |


### Duet

[App page](https://appshunter.io/ios/app/duet/id6791945312)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pulse free?

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

### Is Duet free?

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

### Do Pulse or Duet have ads?

Neither Pulse nor Duet shows ads.

### Which is updated more often, Pulse or Duet?

Pulse ships an update every 3 weeks, and Duet fortnightly. Most recently, Pulse was updated on October 31, 2026 and Duet 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.*