# HeartString vs Between Us

The clearest difference is in-app purchases: HeartString at none against Between Us's 2. HeartString also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Between Us sells 2 in-app purchases, starting at $12.99 per month. HeartString asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | HeartString | Between Us |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/between-us-attachment/id6761354959/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Freemium |
| Size | 49 MB | 28 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [CrankApps, Inc.](https://appshunter.io/developer/526250961) | [SARJIL HASAN](https://appshunter.io/developer/1889090530) |

## What reviewers say

### HeartString

[App page](https://appshunter.io/ios/app/heartstring-couples-advisor/id6755789571)

**Features:** macOS Compatibility

**In-app purchases:** none


### Between Us

[App page](https://appshunter.io/ios/app/between-us-attachment/id6761354959)

Explore your attachment style and improve your relationships through private journaling and AI-powered insights. Discover patterns, engage in healing exercises, and connect anonymously or with a partner.

**Highlights:** Private encrypted journaling, AI-powered attachment style reflection, Personalized healing exercises, Bridge Mode for partner sharing, Anonymous shared thought space, 30-day pattern insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BetweenUs Monthly | $12.99 | per month |
| BetweenUs Yearly | $79.99 | per year |


## Frequently asked questions

### Is HeartString free?

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

### Is Between Us free?

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

### Do HeartString or Between Us have ads?

Neither HeartString nor Between Us shows ads.

### Which is updated more often, HeartString or Between Us?

HeartString ships an update monthly, and Between Us monthly. Most recently, HeartString was updated on September 24, 2026 and Between Us on September 26, 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.*