# Roastmaster vs Roast Master

The clearest difference is in-app purchases: Roast Master at none against Roastmaster's 7. Roast Master also leads on update cadence (every 2 weeks vs every 5 months) and iOS requirement (13.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Roastmaster sells 7 in-app purchases, starting at $4.99 per month. Roast Master asks for nothing beyond the download.

Roastmaster ships an update every 5 months, Roast Master every 2 weeks. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Roastmaster | Roast Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (29 ratings)](https://appshunter.io/ios/app/roastmaster/id375526217/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 79.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 88 MB | 66 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rainfrog, Inc.](https://appshunter.io/developer/375526220) | [Seokmin Bang](https://appshunter.io/developer/1896424591) |

## What reviewers say

### Roastmaster

[App page](https://appshunter.io/ios/app/roastmaster/id375526217)

This app helps coffee roasters achieve consistent, perfect cups by tracking roast data, managing green bean inventory, and facilitating blend creation. It offers detailed reporting, visual analysis tools, and optional thermocouple integration for automated roasting.

**Highlights:** Roast data tracking and analysis, Green bean inventory management, Blend creation and experimentation, Cupping score recording, Automated roast reminders, Roaster maintenance scheduling, Optional thermocouple data logging

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $4.99 | per month |
| Pro Monthly | $19.99 | per month |
| Premium Monthly | $39.99 | per month |
| Basic Yearly | $49.99 | per year |
| Pro Yearly | $199.99 | per year |
| Premium Yearly | $399.99 | per year |
| Data Logging | $14.99 | one-time |

**What reviewers like**

- 👍 Comprehensive logging and tracking
- 👍 Great for consistency
- 👍 Feature-rich
- 👍 Useful for business and hobbyists
- 👍 Good developer support (historical)

**What reviewers complain about**

- 👎 Sudden subscription model
- 👎 Previously paid features now require subscription
- 👎 Locked out long-time users
- 👎 Dated interface (mentioned by some)
- 👎 Not intuitive (mentioned by some)

**Reported bugs**

- App crashes
- Cannot connect to Bluetooth probe (specific machine)
- Cannot connect to cloud
- Increase Contrast iOS setting obscures preference settings
- App is no longer usable without buying entitlements

**Requested features**

- Add development percentage to roast screen
- Ability to store low to medium resolution image with a roast
- Ability to make a blend from existing roasts
- Support for cheaper, off-the-shelf Bluetooth probe thermometers
- Copy roast including data curve


### Roast Master

[App page](https://appshunter.io/ios/app/roast-master-coffee-journal/id6767210357)

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

**In-app purchases:** none


## Frequently asked questions

### Is Roastmaster free?

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

### Is Roast Master free?

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

### Do Roastmaster or Roast Master have ads?

Neither Roastmaster nor Roast Master shows ads.

### Which is updated more often, Roastmaster or Roast Master?

Roastmaster ships an update every 5 months, and Roast Master every 2 weeks. Most recently, Roastmaster was updated on September 21, 2026 and Roast Master on September 9, 2026.

---

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