Motion Assistant vs FlexiLigner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Motion Assistant
This companion app works with a wearable electrical muscle stimulator to automatically stimulate weakened muscles for activation. It offers predefined protocols using EMS technology to train, recover, and improve muscle functionality.
- Automatic muscle stimulation
- Predefined training protocols
- EMS technology integration
- Muscle activation and recovery
- Wearable device companion app
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The adaptive electrostimulation system "Calibri Motion Assistant" is designed for automatic electrical stimulation of the weakened muscles with the purpose of muscle activation. ****THIS APPLICATION REQUIRES A CALLIBRI WEARABLE DEVICE**** "Calibri Motion Assistant" is a companion app for a wearable electrical muscle stimulator “Calibri”. The app comes with a set of predefined protocols and utilizes EMS technology and provides a new and unique way to train, recover and improve muscle functionality.
FlexiLigner
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An application for clients of FlexiLigner and their patients. FlexiLigner is a leading manufacturer of aligners—a non-bracket orthodontic system for bite correction and smile enhancement. Access to the application is granted to authorized company clients—orthodontists and prosthetists—as well as patients invited by their treating doctors. Through the application, doctors have convenient access to key information about patients undergoing treatment using FlexiLigner solutions. Patients benefit from a convenient tool for tracking aligner wear, monitoring treatment progress, and communicating with their doctor. Key features of the application for doctors: 1. Easy creation and filling of cases, photo uploads 2. Viewing and studying virtual treatment plans developed by the laboratory 3. Monitoring treatment stages and ordering additional products 4. Prompt communication with FlexiLigner specialists 5. Monitoring invoice payments 6. Access to educational materials on aligner use Key features of the application for patients: 1. Convenient tracking of aligner wear 2. Notifications for aligner changes 3. Information on treatment progress 4. Ability for prompt communication with the treating doctor
Screenshots
Verdict
The clearest difference is update cadence: FlexiLigner at weekly against Motion Assistant's every 5 months. Motion Assistant's advantage is iOS requirement (11.0 vs 18.6). On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Motion Assistant ships an update every 5 months, FlexiLigner weekly. The most recent releases landed on September 24, 2026 and October 10, 2026 respectively.
| Parameter | Motion Assistant | FlexiLigner |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 5 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 17 MB | 88 MB |
| Age rating | 12+ | 17+ |
| Developer | NEIROTEKH, OOO | FLEKSISOFT, OOO |
In-app purchases
Motion Assistant
No in-app purchases
FlexiLigner
No in-app purchases






