Product details
Notice the Changes a Scale Cannot Describe.
A waist, arm or hip measurement tells a different story from a single weight reading. HelioSmart helps you record those measurements in a consistent way, giving you another reference for clothing fit or a personal training routine.
Measure With One Pair of Hands
The locking loop makes it easier to position the tape around yourself. Keep it level and comfortably snug, and use the same point on your body each time for a more useful comparison.

Read It on the Device
The digital display lets you check a measurement without reaching for a phone. Switch between inches and centimeters according to the units you prefer.
Keep a Record Over Time
Bluetooth connectivity can send measurements to the compatible app. Review its permissions and privacy settings before syncing personal information, and keep a separate record if you prefer.

A Practical Tool, Not a Diagnosis
The tape measures circumference; it does not directly measure body fat or establish health. Any app estimates depend on the data and formula used. Use it as a measuring tool, not as a substitute for professional advice.
Delivery & Returns
Delivery
- See delivery estimates for your address and shipping method at checkout.
- Standard shipping is free on every order, with no minimum spend. Delivery estimates and optional express rates are shown at checkout. View shipping policy.
- Full details in the shipping policy.
Returns
- Return eligible unused, unassembled items for free within 30 days of delivery.
- Read the refund policy for eligibility, exclusions and return instructions.
Customer reviews
-
★★★★★
As someone focused on body recomposition, this tape measure has given me clarity. My weight has stayed stable, but my waist measurement has decreased while my shoulder measurement increased slightly. That confirmed that I was losing fat and gaining muscle at the same time. It has completely changed how I judge progress.
-
★★★★★
The quality surprised me in a good way. It doesnt feel cheap or flimsy at all. The digital display shows the measurement instantly and clearly, which is much easier than trying to read tiny numbers on a standard tape. The Bluetooth connection to the app was quick and straightforward.
-
★★★★★
I have been using the HelioSmart Tape for about six weeks now and it completely changed how I track my progress. The scale was barely moving and I felt stuck, but once I started measuring my waist and hips weekly, I could clearly see the inches going down. The locking mechanism keeps the tension consistent every time, which makes the measurements feel reliable. Syncing to the app is quick and the visual charts really help me stay motivated.
-
★★★★★
I am currently tracking postpartum body changes and this device has been incredibly helpful. It allows me to measure gently and accurately without struggling with a traditional cloth tape. I like that everything is stored digitally so I can look back at how my body has changed month by month.
-
★★★★★
During my fat loss journey, this has been more useful than the scale itself. I measure my waist every Sunday and compare it inside the app. Seeing steady reductions in inches keeps me focused and consistent. The tape retracts smoothly and the Easy Lock button makes self measurement simple without needing help.
-
★★★★★
I bought this because I was tired of guessing whether my workouts were actually working. My weight stayed almost the same for two weeks, but when I measured my arms and chest with this tape, I saw clear increases. That was the proof I needed that I was building muscle. The LED screen is bright and easy to read, and the overall build quality feels solid.
-
★★★★★
The Easy Lock button makes measuring quick and secure every single time. I no longer struggle with the tape slipping, shifting, or loosening before I can read the number. It holds the tension consistently, which makes the measurements feel much more accurate compared to a regular tape. Being able to measure on my own without adjusting it multiple times has made the whole process faster, less frustrating, and much more reliable week after week.
-
★★★★★
I love that I can measure myself without asking anyone for help. The locking feature holds the tape securely in place so I can get an accurate reading every time. The tape length is more than enough for hips and thighs, and it feels durable enough for long term use.
-
★★★★★
This has become part of my weekly routine. I measure my waist, hips, chest, and thighs and review everything in the app. The visual graphs make small changes noticeable, which keeps me motivated even when progress feels slow.
-
★★★★★
Switching between inches and centimeters is very convenient and only takes a second. It makes tracking easier, especially when comparing past measurements or following different programs that use different units. I like having the flexibility without needing to convert anything manually, which keeps the process simple and accurate.
-
★★★★★
The digital screen is much clearer than traditional measuring tapes and eliminates any guesswork when reading the numbers. I don’t have to squint or double check tiny lines anymore, which makes the process faster and more precise. It gives the entire experience a more modern and professional feel, and I feel more confident that the measurement I’m seeing is accurate.
-
★★★★★
I purchased this for pregnancy tracking and it has worked perfectly. It is easy to use and consistent, and I appreciate that I can store all measurements in one place. The device feels comfortable to hold and the mechanism works smoothly.
No results found
Questions before you buy
Can I read measurements without the app?
Yes. The built-in display shows the measurement on the device.
Which app and charging cable does it use?
The supplied ER307UWB model connects to Fitdays+ over Bluetooth. The package includes the measuring tape, a USB-C charging cable and a user guide. Measurements also appear directly on the built-in display.
Does it directly measure body fat?
No. It measures circumference. Any body-composition figure in an app is an estimate, not a direct measurement by the tape.
Which units can I use?
This model supports inches and centimeters.
Where can I check delivery information?
Available destinations, delivery estimates and shipping options appear at checkout. For current details, read our shipping policy.
What if I need to return it?
Read our return policy for eligibility, condition requirements and instructions. Contact us before sending an item back.
Useful next steps
Find a gift they will enjoy building
Use the guide and curated routes below to narrow the catalog by project style, experience level, and the kind of finished piece they will want to keep.