# Taby vs Rock Identifier Pro

The clearest difference is in-app purchases: Rock Identifier Pro at none against Taby's 2. Rock Identifier Pro also leads on iOS requirement (17.6 vs 26.0). Taby's advantage is update cadence (every 5 days vs every 2 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Taby sells 2 in-app purchases, starting at $4.90 per month. Rock Identifier Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Taby against 5.0 for Rock Identifier Pro. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Taby ships an update every 5 days, Rock Identifier Pro every 2 months. The most recent releases landed on October 28, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Taby | Rock Identifier Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/taby-simple-notes-and-ideas/id6758339122/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/rock-identifier-pro/id6768203631/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 51 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [THE COOL COMPANY](https://appshunter.io/developer/1861739654) | [shahida parveen](https://appshunter.io/developer/1851386391) |

## What reviewers say

### Taby

[App page](https://appshunter.io/ios/app/taby-simple-notes-and-ideas/id6758339122)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super Taby Monthly | $4.90 | per month |
| Super Taby Yearly | $29.99 | per year |


### Rock Identifier Pro

[App page](https://appshunter.io/ios/app/rock-identifier-pro/id6768203631)

Identify rocks and minerals with photo analysis and test gold purity using density measurements. Detect metallic anomalies with a magnetic scanner, leveraging device sensors and physics principles for practical field use.

**Highlights:** Magnetic metal scanning, Gold purity and density testing, Rock and mineral identification via photo, Visual reference guide, Live graphical chart for magnetic field

**In-app purchases:** none


## Frequently asked questions

### Is Taby free?

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

### Is Rock Identifier Pro free?

Rock Identifier Pro is free to download, with no in-app purchases.

### Which has better reviews, Taby or Rock Identifier Pro?

Taby and Rock Identifier Pro are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Taby or Rock Identifier Pro have ads?

Both Taby and Rock Identifier Pro show ads.

### Which is updated more often, Taby or Rock Identifier Pro?

Taby ships an update every 5 days, and Rock Identifier Pro every 2 months. Most recently, Taby was updated on October 28, 2026 and Rock Identifier Pro on October 22, 2026.

---

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