Our recommendation
Cudly (no doppler needed)
The phone-only alternative
Price
Free
Pros
- ✓No ultrasound, no radiation, no device
- ✓Phone-microphone amplification — works reliably from week 18-20+
- ✓Includes a full pregnancy journal — the doppler can't
- ✓No risk of false reassurance, by design
Cons
- ·Less reliable sound capture before 18 weeks than a real doppler