# Relationship Tracker vs THEONE Vault

The clearest difference is in-app purchases: THEONE Vault at none against Relationship Tracker's 3. THEONE Vault also leads on update cadence (every 2 days vs every 2 months) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Relationship Tracker sells 3 in-app purchases, starting at $4.99 per 7 days. THEONE Vault asks for nothing beyond the download.

Relationship Tracker ships an update every 2 months, THEONE Vault every 2 days. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Relationship Tracker | THEONE Vault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 2 MB | 13 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [App Harbour ApS](https://appshunter.io/developer/1858231299) | [THEONE, d.o.o.](https://appshunter.io/developer/6813069004) |

## What reviewers say

### Relationship Tracker

[App page](https://appshunter.io/ios/app/relationship-tracker-twosome/id6780671197)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Annual Premium | $29.99 | per year |
| Lifetime Unlock | $44.99 | one-time |


### THEONE Vault

[App page](https://appshunter.io/ios/app/theone-vault/id6813069002)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Relationship Tracker free?

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

### Is THEONE Vault free?

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

### Do Relationship Tracker or THEONE Vault have ads?

Neither Relationship Tracker nor THEONE Vault shows ads.

### Which is updated more often, Relationship Tracker or THEONE Vault?

Relationship Tracker ships an update every 2 months, and THEONE Vault every 2 days. Most recently, Relationship Tracker was updated on October 11, 2026 and THEONE Vault on October 10, 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.*