# Rock vs MDB

The clearest difference is price: Rock at Free against MDB's $3.99. Rock also leads on rating (4.9 vs 3.0) and ratings volume (123 vs 1). MDB's advantage is chart position (#184 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

Rock is free to download; MDB costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rock holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Rock has 123 ratings behind it against 1, so its average is the more settled of the two.

Rock ships an update monthly, MDB every 3 weeks. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Rock | MDB |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.9 (123 ratings)](https://appshunter.io/ios/app/rock-messenger-tasks-notes/id1496242752/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/mdb-viewer/id6790263073/reviews) |
| Number of ratings | **123** | 1 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#184** |
| Size | 189 MB | 22 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shiny Inc](https://appshunter.io/developer/1496242751) | [久燕 王](https://appshunter.io/developer/1896551289) |

## What reviewers say

### Rock

[App page](https://appshunter.io/ios/app/rock-messenger-tasks-notes/id1496242752)

This app combines messaging, tasks, notes, file storage, and meetings into a single platform for remote and hybrid teams. It facilitates seamless collaboration with anyone, anywhere, streamlining communication and boosting productivity.

**Highlights:** Unified messaging and task management, Unlimited messages and tasks, Kanban boards and to-do lists, Note-taking functionality, File storage and meetings, Integrations with popular tools, Import from other collaboration apps

**In-app purchases:** none


### MDB

[App page](https://appshunter.io/ios/app/mdb-viewer/id6790263073)

**Currently charting:** #184 Top Paid · Productivity (US App Store)

Access and view Microsoft Access database files directly on your iPhone. Browse tables, inspect data, and export it to CSV format without needing a desktop application. Ideal for field work and quick data access.

**Highlights:** Open .mdb and .accdb files, Browse table names, Preview row data, Export rows to CSV, No ads or subscriptions

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

**In-app purchases:** none


## Frequently asked questions

### Is Rock free?

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

### Is MDB free?

MDB costs $3.99, with no in-app purchases.

### Which has better reviews, Rock or MDB?

Rock is rated higher. Rock averages 4.9 out of 5 from 123 ratings, while MDB averages 3.0 from 1 ratings.

### Do Rock or MDB have ads?

Neither Rock nor MDB shows ads.

### Which is updated more often, Rock or MDB?

Rock ships an update monthly, and MDB every 3 weeks. Most recently, Rock was updated on October 18, 2026 and MDB on October 15, 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.*