Comparison

Piro AFO vs Boston Sensor

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Piro AFO

This app allows healthcare professionals to easily configure and 3D scan patients' feet for custom ankle-foot orthoses. It optimizes designs based on patient data and offers aesthetic customization options.

Highlights
  • 3D scan patient feet
  • Configure custom AFO/SMO
  • Optimize orthosis with patient data
  • Choose orthosis type by indication
  • Customize color and labels
  • Integrates with 3D Size Me app
Features
Read full description

Revolutionary easy-to-use configurator and 3D scanning app. - Configure fully custom 3D printed AFO/SMO - Easily take a 3D scan of your patients’ feet with the Structure™ scanner or FaceID Technology - Input initial data (weight, age) to optimize the orthosis - Choose AFO/SMO type based on indication - Configure the orthosis with a few clicks - Choose the colour combination and personal printed label The app seamlessly integrates with 3D Size Me app to offer the best 3D scanning experience. The 3D Size Me app is required to enable scanning with the PIRO app. Both iPad with Structure Scanner or iPhone with FaceID technology are supported. PIRO ankle foot orthosis is not only functional, thin, lightweight and comfortable, but sleek and sought after. It gives your clinic a significant competitive advantage. Piro has been designed to take full advantage of 3D printing benefits and our clinical know-how. We achieved significant improvements in comfort, aesthetics and treatment efficiency. Stand out with PIRO. The only custom made ankle foot orthosis awarded with the prestigious Red Dot design award.

About

Boston Sensor

This app wirelessly records and displays the internal temperature of a brace, allowing patients to track their actual wear time. Downloaded reports show daily wear patterns and average hours worn, which can be emailed to healthcare providers.

Highlights
  • Wireless Bluetooth Low Energy sensor integration
  • Records internal brace temperature
  • Tracks actual wear time
  • Generates daily wear pattern reports
  • Calculates average hours worn per day
  • Email reports to care team
Features
Read full description

The Boston Sensor is a wireless Bluetooth Low Energy sensor that records the internal temperature of the brace so the patient can see their actual wear time. This data may be downloaded via your smartphone or tablet. The downloaded report shows the daily wear patterns and the average hours worn per day over the selected time period. These reports can be easily sent via email to any member of your care team to review such as your Physician, Orthotist, Physical Therapist, or Nurse.

Screenshots

Piro AFO4 screens
Boston Sensor4 screens

Verdict

The call

The clearest difference is rating: Piro AFO at 5.0 against Boston Sensor's 3.7. Boston Sensor's advantage is update cadence (every 2 weeks vs every 5 months) and ratings volume (11 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Piro AFO holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Boston Sensor has 11 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Piro AFO ships an update every 5 months, Boston Sensor every 2 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 6 level
Piro AFO versus Boston Sensor: the parameters behind the verdict, then further details
ParameterPiro AFOBoston Sensor
PriceFreeFree
Rating5.0 (2 ratings) — better3.7 (11 ratings)
Positive reviews—33.3% of reviews
Number of ratings211 — better
Update frequencyEvery 5 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.011.0 — better
Further details — not scored
Size61 MB142 MB
Age rating4+4+
DeveloperInvent Medical Group, s.r.o.Blue Maestro

Customer experience

Piro AFO

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Boston Sensor

All ratings11 ratings
Positive63.6%
Neutral9.1%
Negative27.3%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

Piro AFO

No in-app purchases

None

Boston Sensor

No in-app purchases

Questions

Is Piro AFO free?
Piro AFO is free to download, with no in-app purchases.
Is Boston Sensor free?
Boston Sensor is free to download, with no in-app purchases.
Which has better reviews, Piro AFO or Boston Sensor?
Piro AFO is rated higher. Piro AFO averages 5.0 out of 5 from 2 ratings, while Boston Sensor averages 3.7 from 11 ratings.
Do Piro AFO or Boston Sensor have ads?
Neither Piro AFO nor Boston Sensor shows ads.
Which is updated more often, Piro AFO or Boston Sensor?
Piro AFO ships an update every 5 months, and Boston Sensor every 2 weeks. Most recently, Piro AFO was updated on October 6, 2026 and Boston Sensor on October 12, 2026.

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