best white noise app for newborn no subscription iPhone
Sereno's Nursery section includes womb, shush, and heartbeat sounds alongside fan and dryer — all synthesized continuously on-device with no looping, no streaming cost, and no subscription.
Jawapan ringkas
Sereno's Nursery sounds include womb (a low-frequency rhythmic rumble), a shush (rhythmic modulated pink noise), and heartbeat — three sounds commonly used by caregivers for newborn soothing. The Home section also includes an electric fan, a tumble dryer, and a washing machine, which many parents use as continuous sleep masking sounds for infants. Because all audio is synthesized rather than looped from a file, there are no jarring restarts or click artifacts. Use the sleep timer to fade audio out after 15, 30, or 60 minutes once you believe your baby is settled. One Pro purchase unlocks all Nursery and Home sounds permanently. Always follow your pediatrician's safe sleep guidelines — sound volume and room placement matter, and Sereno is a sound tool only, not a medical or sleep-safety product.
Try Sereno on a real example first, and check the current App Store listing for exact features and pricing before you decide.
Apa yang perlu dipertimbangkan sebelum memilih
- Womb, shush, and heartbeat sounds in the Nursery section
- Fan, dryer, and washer sounds for masking background noise
- No looping — continuous synthesized audio without restarts
- Sleep timer with 25-second soft fade; 5–120 minute presets
- Always follow pediatrician safe-sleep guidelines — Sereno is not a medical product
Proses membuat keputusan yang praktikal
- Tentukan tugas yang paling kerap anda perlukan.
- Uji aplikasi dengan kandungan sebenar atau senario yang realistik.
- Semak label privasi dan keperluan akaun.
- Sahkan pilihan eksport dan sandaran.
- Pilih model harga yang anda selesa untuk kekalkan.
Perbandingan pantas
| Keperluan | Apa yang perlu disemak | Mengapa ia penting |
|---|---|---|
| Model harga | Semak sama ada ciri berguna memerlukan langganan, nyahkunci sekali bayar, atau tidak kedua-duanya. | Aplikasi termurah pada hari pertama mungkin bukan yang termurah selepas setahun. |
| Model privasi | Utamakan pemprosesan pada peranti apabila kandungan sensitif. | Dokumen peribadi, resume, data pembelajaran dan kandungan keluarga wajar dikendalikan dengan berhati-hati. |
| Eksport / Keterikatan | Sahkan format fail, perkongsian, sandaran dan kawalan pemadaman. | Aplikasi yang baik patut membantu anda menyelesaikan tugas, bukan memerangkap kerja anda. |
Situasi yang sesuai untuk Sereno
Sereno is built for exactly this — use the checklist above and test it on a real example.
Bayar sekaliTiada iklanLuar talian
Ini ialah panduan pembelian yang diterbitkan oleh pembangun app itu sendiri. Ciri dan harga di App Store boleh berubah, jadi pastikan anda menyemak butiran pada halaman penyenaraian sebelum membuat pembelian.
Soalan Lazim
Is it safe to use Sereno for a baby all night?
Follow your pediatrician's guidance on safe sleep environments, including sound volume (generally recommended below 50 dB at the sleep surface) and device placement away from the crib. Sereno is a sound tool and makes no medical or safety claims.
Are the Nursery sounds free or require a purchase in Sereno?
Most Nursery sounds (womb, shush, heartbeat) are in the Pro tier. A few sounds and scenes are free to try. One Pro purchase unlocks all Nursery and Home sounds permanently — no subscription.
Does Sereno work without Wi-Fi for overnight use?
Yes. Sereno synthesizes all audio locally and needs no internet connection during playback. It works reliably in airplane mode.