Heartbeat sleep soft toys
5 productsHeartbeat toys with a sound module
A heartbeat toy plays recorded sound from a module in its tummy. The Moonie models in this collection combine this with a light and cry sensor. The heartbeat is a sound feature: the toy does not measure a baby's heart rate or health.
Sounds associated with the womb
In the womb, a baby hears sounds from the mother's body, including her heartbeat. A heartbeat toy aims to bring back something of that sound environment after birth. A regular beat and gentle background noise may therefore feel familiar. It imitates sounds, rather than recreating the entire experience of being in the womb.
Moonie describes its womb sound as a real recording from inside a mother's belly. This is a fixed recording in the module, not the individual heartbeat of the baby's own parent. Some babies find a steady background sound pleasant during a quiet moment or bedtime routine. Others respond less or prefer quiet. There is no guaranteed sleep effect.
Heartbeat, nature sounds and the cry sensor
Alongside its womb sound, the Moonie 2.0 Humming Bunny includes wind, a forest stream, rain and waves. There are also lullabies and a function for recording a message or song. These offer different types of sound: a voice recording sounds different from continuous background noise.
The cry sensor can reactivate the chosen sound when it detects crying. On this Bunny model, the timer can be set to 30, 60 or 90 minutes. Light and sound settings are controlled through the module. Check which functions other versions offer. Start at a low volume and observe your child's response; louder or longer playback is not automatically more comfortable.
Different outer fabrics
The collection includes cotton and polyester versions. Fabric affects both feel and care. Access to the module can differ too. Before washing, follow the particular animal's label, not just general information about the brand.
Models and functions
- Animals with light and sound. The Moonie Humming Bunny and Humming Bear combine a soft exterior with electronic functions. A seal model is also included.
- Settings. Sound, volume, light and timer are controlled through the module. Check which settings and recording functions the particular version offers.
Placement and care
Use a low volume and keep the sound source away from the baby's ears. A sleep toy does not replace a safe sleeping space: keep loose toys out of the baby's cot. Follow the manual for charging and cleaning, and keep electronic parts dry.
Frequently asked questions
What does a cry sensor do?
It can activate sound when crying is detected, according to the model's settings.
Does a heartbeat toy guarantee sleep?
No. Children respond differently to light and sound.
Can every version be machine washed?
No. Fabric and access to the module determine the care instructions.
Is this a baby monitor or heart-rate monitor?
No. The heartbeat is recorded audio, not a measurement or monitoring function.
Why does a heartbeat toy play womb sounds?
It makes sounds associated with the environment before birth audible. Rhythm and background noise may feel familiar, but children respond differently.
Is it the baby's own mother's heartbeat?
No. The standard sound is a fixed recording. Some models also have a separate function for personal recordings.




















