# Harmonizer vs PreDate AI

The clearest difference is in-app purchases: PreDate AI at none against Harmonizer's 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Harmonizer sells 6 in-app purchases, starting at $6.99 per 7 days. PreDate AI asks for nothing beyond the download.

## The numbers

| Metric | Harmonizer | PreDate AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (168 ratings)](https://appshunter.io/ios/app/harmonizer-harmony-dating-ai/id6535688381/reviews)** | — |
| Number of ratings | **168** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 170 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Harmolabs Inc.](https://appshunter.io/developer/1756921889) | [伴伴星球](https://appshunter.io/developer/1889765544) |

## What reviewers say

### Harmonizer

[App page](https://appshunter.io/ios/app/harmonizer-harmony-dating-ai/id6535688381)

This app uses scientifically validated methods to help you find a partner for a lasting relationship. It focuses on predicting couple compatibility and long-term success, based on extensive research and real-life success stories.

**Highlights:** Scientific prediction of relationship longevity, Psychological compatibility assessment, Guaranteed daily match, Personalized partner recommendations, Detailed compatibility reports

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Harmonizer Weekly Plan – 30% OFF | $6.99 | per 7 days |
| Harmonizer Weekly Plan | $8.99 | per 7 days |
| Harmonizer Trial Monthly Plan | $29.99 | per month |
| Harmonizer Monthly Plan | $29.99 | per month |
| Harmonizer Quarterly Plan -70% OFF | $79.99 | per 3 months |
| Harmonizer Quarterly Plan | $79.99 | per 3 months |


### PreDate AI

[App page](https://appshunter.io/ios/app/predate-ai/id6766466538)

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

**In-app purchases:** none


## Frequently asked questions

### Is Harmonizer free?

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

### Is PreDate AI free?

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

### Do Harmonizer or PreDate AI have ads?

Neither Harmonizer nor PreDate AI shows ads.

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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.*