Bunafr vs Coffee DTR Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bunafr
This app allows users to roast coffee beans at home using pre-set profiles or custom settings. Monitor heat, airflow, and agitation to achieve your desired roast level. You can also purchase green coffee beans and roasters directly through the app.
- Custom roast profiles
- Automatic roasting
- Monitor roasting parameters
- Buy green coffee beans
- Purchase roasters and accessories
- Share roast profiles (future)
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At Bunafr, our green mission starts with green beans. Bunafr App lets you roast Bunafr Coffees according to perfected roast profiles or create your own custom roast by monitoring various parameters and adjusting settings, including heat, airflow, and agitation. The app also shows what others have roasted. You can also buy green coffee beans, roasters, and other accessories from the company. Key Features: Buy roasters and green coffee beans Integration with Bunafr Roaster Automatic roasting of Bunafr Coffees and generic roasts at five different levels: Light, Medium, Medium-Dark, Dark, and French Custom roasting of your own green coffees or Bunafr Coffees Future release: Connect with the community to share and collect roast profiles (future feature)
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
The clearest difference is ads: Coffee DTR Timer at none against Bunafr's shown. Coffee DTR Timer also leads on monetization model (free vs free with in-app purchases) and update cadence (every 9 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Bunafr ships an update every 2 months, Coffee DTR Timer every 9 days. The most recent releases landed on June 6, 2026 and September 11, 2026 respectively.
| Parameter | Bunafr | Coffee DTR Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 50 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Karma Inc | Mike Whaley |
Customer experience
Bunafr
Coffee DTR Timer
In-app purchases
Bunafr
No in-app purchases
Coffee DTR Timer
No in-app purchases








