# RedThread vs Sinta

The clearest difference is device support: RedThread at 3 against Sinta's 1. RedThread also leads on iOS requirement (14.0.0 vs 16.4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. RedThread sells 2 in-app purchases, starting at $9.99 per month and Sinta sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on August 31, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | RedThread | Sinta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/redthread-couples-app/id6760744914/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 88 MB | 88 MB |
| Requires iOS | **14.0.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [NPTM Holding AG](https://appshunter.io/developer/1886053335) | [Justin Virella](https://appshunter.io/developer/6776937082) |

## What reviewers say

### RedThread

[App page](https://appshunter.io/ios/app/redthread-couples-app/id6760744914)

This app helps couples organize their shared life, from communication and calendars to finances and to-do lists. It offers private chat, shared memories, and tools for decision-making, with premium features for enhanced functionality.

**Highlights:** Private chat and photo sharing, Shared calendar with event tracking, Couple's finance management, Shared to-do lists, Private photo albums, Couple's games and quizzes, AI-powered decision maker

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RedThread Premium Monthly | $9.99 | per month |
| RedThread Premium Yearly | $59.99 | per year |


### Sinta

[App page](https://appshunter.io/ios/app/sinta-long-distance-couples/id6776936930)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sinta Monthly | $9.99 | per month |
| Sinta Pro Yearly | $34.99 | per year |


## Frequently asked questions

### Is RedThread free?

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

### Is Sinta free?

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

### Do RedThread or Sinta have ads?

Neither RedThread nor Sinta shows ads.

### Which is updated more often, RedThread or Sinta?

RedThread ships an update every 5 days, and Sinta every 5 days. Most recently, RedThread was updated on August 31, 2026 and Sinta on September 7, 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.*