# Harbor Secrets vs JigMath

The clearest difference is in-app purchases: JigMath at none against Harbor Secrets's 2. Harbor Secrets's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Harbor Secrets ships an update every 2 weeks, JigMath weekly. The most recent releases landed on November 10, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Harbor Secrets | JigMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/jigmath-math-and-jigsaw/id6826550765/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 465 MB | 187 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Unwind Media, LLC](https://appshunter.io/developer/1678577522) | [Wing Tai Wong](https://appshunter.io/developer/6802330460) |

## What reviewers say

### Harbor Secrets

[App page](https://appshunter.io/ios/app/harbor-secrets-hidden-objects/id6804781187)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memory Mysteries Monthly | $4.99 | per month |
| Memory Mysteries Yearly | $39.99 | per year |


### JigMath

[App page](https://appshunter.io/ios/app/jigmath-math-and-jigsaw/id6826550765)

**In-app purchases:** none


## Frequently asked questions

### Is Harbor Secrets free?

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

### Is JigMath free?

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

### Do Harbor Secrets or JigMath have ads?

JigMath shows ads; Harbor Secrets does not.

### Which is updated more often, Harbor Secrets or JigMath?

Harbor Secrets ships an update every 2 weeks, and JigMath weekly. Most recently, Harbor Secrets was updated on November 10, 2026 and JigMath on November 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*