Badum
Badum vs Pulsey: which baby heartbeat app should you choose?
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Badum and Pulsey both amplify the phone's microphone. The two biggest differences are platform and features: Badum runs on iPhone and Android and includes a kick counter and sharing, while Pulsey is iPhone only and describes itself as a sound amplifier and pregnancy sound journal with a due-date countdown. Badum is a subscription; Pulsey's belly sound amplifier and record/save are premium in-app purchases.
At a glance
Badum facts come from our own app. Pulsey facts come from its public App Store listing.
| Badum | Pulsey: Hear My Baby Heartbeat | |
|---|---|---|
| Platforms | iPhone and Android | iPhone only |
| Price model | Subscription | Free download; the belly sound amplifier and record/save are premium |
| Kick counter | Yes | No |
| Heartbeat journal / saved recordings | Yes, every recording is saved to the heartbeat journal | Yes, record and save (premium) |
| Share recordings | Yes | Not stated on the listing |
| Amplify / noise reduction | Yes, amplify and noise-reduction sliders | Yes, a belly sound amplifier (premium) |
| Recommended from week | Around week 20 | Not stated on the listing |
| Accessories needed | None, the phone's built-in microphone only | None stated |
| Medical device | No | Describes itself as a sound amplifier and pregnancy sound journal |
| Store rating | ★ 5.0 App Store, ★ 4.7 Google Play (as of September 2026) | — |
| Developer | Klik Klak Studio | — |
Where Badum is different
- Runs on Android as well as iPhone. Pulsey is iPhone only.
- Includes a kick counter with saved sessions.
- Shares a recording or a due-date card from the app.
- Amplify and noise-reduction sliders while you listen live.
- Saves every recording to a dated heartbeat journal.
Where Pulsey is different
- A due-date countdown on the home screen.
- Describes itself as a sound amplifier and pregnancy sound journal.
- The belly sound amplifier and record/save are premium in-app purchases.
- Its listing does not state a recommended week to start.
Who should pick which
Pick Badum if you use an Android phone, want a kick counter alongside the heartbeat journal, or want to share clips and a due-date card with family. Badum also shows its due date and week on the home screen.
Pick Pulsey if you use an iPhone and want a simple sound amplifier with a due-date countdown, and you are happy to pay for the amplifier and recording as premium features.
Frequently asked questions
Can I use both Badum and Pulsey?
Yes. Both use the iPhone's built-in microphone with no accessory, so you can install both and compare. Only Badum is on Android.
Does either app replace a fetal doppler?
No. Both amplify a microphone. A fetal doppler uses ultrasound and is a regulated medical device. Neither an app nor a home doppler replaces prenatal care.
Is the amplifier included in both apps?
In Badum the amplify and noise-reduction sliders are built into the listening screen. In Pulsey the belly sound amplifier is a premium in-app purchase, as its listing states.
Competitor details checked on September 2026 from their public App Store / Google Play listing. Tell us if something changed: contact@klikklakstudio.com.
Get Badum on iPhone and Android
Badum is not a medical device and does not provide a medical diagnosis or replace prenatal care. Always talk to your doctor or midwife about your pregnancy and your baby's health.