Roast Manager vs Coffee DTR Timer
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Roast Manager
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Roast Manager is a simple app for home coffee roasters. With it you can manage your: โข green coffee โข roasting profiles โข coffee roasts โข coffee containers The app is kept relatively simple, but everything has a comment field where additional content can be entered. Data is automatically synced across all your devices via iCloud. Additionally, the app features NDEF-compatible NFC tag support, allowing you to easily identify and manage your coffee storage containers (on devices with NFC support).
Coffee DTR Timer
This app helps coffee roasters time their roasts accurately. It allows users to input roaster, bean, and weight details, then track key stages like yellowing and first crack. The timer calculates development time, weight loss, and provides a roast summary for logging.
- Roast stage timing (Yellowing, First Crack, Drop)
- Live Development Time (DTR) calculation
- Weight loss calculation
- Roast history logging
- Favorite and delete roasts
- Custom roaster and bean input
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This simple coffee roast timer is used with your roaster of choice. Add your roaster name, bean name and green weight with units on the setup screen. On the timer screen hit start when you start your roast. Tap the Yellowing button when the beans start to turn yellow and the drying phase time is saved. Tap First Crack at the sound of first crack and the Maillard phase time is saved and live DTR is enabled allowing to dial in development time! Tap Drop/End and the development time along with DTR, maillard time, time to first crack and total roast time are shown to allow you to log your roast information. Add roasted weight and weight loss is calculated. Save roast will add to roast history and display the roast summary screen. On the history screen the user can favorite or delete roasts from the history.
Screenshots
Verdict
Roast Manager and Coffee DTR Timer are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Roast Manager ships an update every 8 days, Coffee DTR Timer every 9 days. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.
| Parameter | Roast Manager | Coffee DTR Timer |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 100.0% of reviews |
| Update frequency | Every 8 days โ better | Every 9 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone, iPad, Apple Watch โ better | iPhone, iPad |
| Requires iOS | 18.0 โ better | 18.5 |
| Further details โ not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Guido Scheffler | Mike Whaley |
In-app purchases
Roast Manager
No in-app purchases
Coffee DTR Timer
No in-app purchases
Questions
Is Roast Manager free?
Is Coffee DTR Timer free?
Do Roast Manager or Coffee DTR Timer have ads?
Which is updated more often, Roast Manager or Coffee DTR Timer?
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