# Task Master vs Rock Identifier

The clearest difference is in-app purchases: Task Master at none against Rock Identifier's 2. Task Master also leads on update cadence (monthly vs every 7 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Rock Identifier sells 2 in-app purchases, starting at $6.99 per 7 days. Task Master asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Task Master against 5.0 for Rock Identifier. Both are backed by a comparable volume of ratings — 6 and 3 respectively.

Task Master ships an update monthly, Rock Identifier every 7 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Task Master | Rock Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/task-master-to-do-listtimer/id1110529474/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/rock-identifier-scan-stone/id6757264332/reviews) |
| Number of ratings | **6** | 3 |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 76 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Nolan Mathews](https://appshunter.io/developer/907118720) | [Wiktor Pabich](https://appshunter.io/developer/1842657816) |

## What reviewers say

### Task Master

[App page](https://appshunter.io/ios/app/task-master-to-do-listtimer/id1110529474)

Organize your day with a to-do list and integrated timer. Input your deadline, tasks, and estimated times to track your progress and identify free time. Archive tasks for later use and monitor your schedule with convenient home and lock screen widgets.

**Highlights:** Deadline-based task scheduling, Task progress tracking, Time estimation for tasks, Task archiving, Home and Lock Screen widgets, Free time calculation

**Features:** macOS Compatibility

**In-app purchases:** none


### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-scan-stone/id6757264332)

Instantly identify rocks, minerals, and gems by simply taking a photo. This app provides detailed information on composition, properties, and uses, helping you build a personal collection of your discoveries.

**Highlights:** Instant rock identification, Accurate mineral recognition, Detailed information on composition and uses, Crystal and gem insights, Save scans to a personal library

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rock Identifier Weekly Subscription | $6.99 | per 7 days |
| Rock Identifier Annual Subscription | $34.99 | per year |


## Frequently asked questions

### Is Task Master free?

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

### Is Rock Identifier free?

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

### Which has better reviews, Task Master or Rock Identifier?

Task Master and Rock Identifier are both rated 5.0 out of 5 on the App Store, from 6 and 3 ratings respectively.

### Do Task Master or Rock Identifier have ads?

Neither Task Master nor Rock Identifier shows ads.

### Which is updated more often, Task Master or Rock Identifier?

Task Master ships an update monthly, and Rock Identifier every 7 months. Most recently, Task Master was updated on October 8, 2026 and Rock Identifier on October 13, 2026.

---

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