FastNow
Android · WebFree
- Full app accessible immediately — no credit card
- Extended fasting + calorie + walking all free
- 90-day challenge with 30–180 day modes
- One optional upgrade: voice input at $9/mo
VS
DoFasting
iOS · Android$65.99 / year
- 5,000+ recipes and workout routines (HIIT, full-body)
- Fitbit and native health app integration
- 7-, 14-, and 28-day challenge modes
- No meaningful free tier — subscription required to use the app
Feature Comparison
| Feature | FastNow | DoFasting |
|---|---|---|
| Platforms | Android, Web | iOS, Android |
| Intermittent fasting tracker | ||
| Extended fasting tracker | ||
| Calorie tracking | ||
| Walking / step tracker | ||
| Weight tracking | ||
| Workout routines | ||
| Recipe library | 5,000+ | |
| Wearable integration | Fitbit | |
| Challenge modes | 30–180 day | 7 / 14 / 28 day |
| Free tier with real functionality | ||
| Subscription price | $9/mo (voice input only) | $65.99/yr |
Which one is right for you?
Choose FastNow if…
- You want to start tracking today — no credit card required
- Fasting + food + walking is the protocol, not recipes and HIIT
- You want extended fasting support (DoFasting doesn't offer it)
- A free 90-day challenge framework beats a 7-day paid one
Choose DoFasting if…
- You want 5,000+ recipes integrated into your plan
- Workout routines (HIIT, full-body) are part of your protocol
- Fitbit or health app sync is important to you
- You're comfortable paying ~$66/year for a comprehensive package
Feature and pricing data sourced from official app websites and app store descriptions. FastNow features verified from fastnow.app/en/app. Prices subject to change.