Comparison

e vs M90

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

Head to head
About

e

This app enhances the functionality of e-motion electric wheelchair wheels. It offers pre-set driving profiles, GPS tracking, and error diagnostics in a free section. An optional paid package unlocks advanced features like increased speed, cruise control, and remote parking.

Highlights
  • Pre-set driving profiles
  • Speed, mileage, and charge display
  • GPS tour recording
  • Error diagnostics and troubleshooting
  • Software updates
  • Increased speed support
  • Cruise Mode for constant speed
Features
Read full description

Smartphones have become an integral part of our everyday lives. It goes without saying that e-motion also makes full use of the benefits of this technology. The e-motion Mobility App is divided in three sections. The free section provides you with four pre-set driving profiles that influence the driving behaviour of your e-motion. You can also display the current speed, mileage or charge level on your smartphone and even record and save tours via GPS. In addition the app informs you about eventual errors and helps you to solve them. It shows you how to properly use the e-motion and the app helps you to prepare when travelling. If necessary you can also update the software of the e-motion wheels via your smartphone. You want have both hands free while moving or an extra dose of speed to go faster? With the Mobility Plus Package you can activate a variety of clever additional functions in the Mobility App. With the Mobility Plus Package you can increase the support speed from 6 km/h to 8,5 km/h and benefit from the Cruise Mode that allows you to keep a permanent speed of your wheelchair with only one deflection on the push rim. This does even work on uphill and downhill slopes. In addition you can use all functions of the ECS remote control on your smartphone and remotely control you wheelchair for parking. Moreover the Mobility Plus Package allows you to count the amount of pushes during a recorded tour. All this gives you even more from your e-motion! In the protected professional section you can individually adapt the driving behaviour of the e-motion. The following parameters can be adjusted: Maximum speed, maximum torque, sensitivity of the sensors as well as the ramp-up and follow-up time.

About

M90

Control and customize your power assist wheelchair directly from your smartphone. Adjust drive profiles, monitor system status, and fine-tune performance for optimal indoor and outdoor use.

Highlights
  • Setup and optimize motor performance
  • Customize drive profiles
  • View system status
  • Select drive modes
  • Bluetooth connectivity
Features
Read full description

Designed to work with the Empulse M90 power assist device, the app making it easy to adjust drive profiles, check system status, and fine-tune performance directly from your smartphone. Key Features • Setup, use during the M90 set up to optimize motor performance based on rider weight and performance preferences. • Drive Profile Customization, switch between indoor and outdoor profiles to match your preferences. • System Status Display, view real-time feedback on battery level, drive mode, and drive profile directly from your phone. • Mode Selection, seamlessly switch between modes based on your driving needs. • Bluetooth Connectivity, connect wirelessly to your M90 for instant updates and performance tuning without cables.

Screenshots

e4 screens
M904 screens

Verdict

The call

The clearest difference is rating: M90 at 5.0 against e's 2.1. M90 also leads on in-app purchases (none vs 6). e's advantage is ratings volume (16 vs 1). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. e sells 6 one-off in-app purchases. M90 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

M90 holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: e has 16 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

e ships an update every 2 months, M90 every 3 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
e versus M90: the parameters behind the verdict, then further details
ParametereM90
PriceFreeFree
Rating2.1 (16 ratings)5.0 (1 ratings) — better
Positive reviews18.9% of reviews—
Number of ratings16 — better1
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.014.0
Further details — not scored
Size39 MB14 MB
Age rating4+4+
DeveloperAlber GmbHSunrise Medical (US) LLC

In-app purchases

6 purchases

e

One-time6
  • Push$8.99
  • Remote$32.99
  • Cruise$84.99
Show 3 more
  • ECS$84.99
  • Speed$84.99
  • Mobility Plus Package$249.99
None

M90

No in-app purchases

Questions

Is e free?
e is free to download, with in-app purchases available.
Is M90 free?
M90 is free to download, with no in-app purchases.
Which has better reviews, e or M90?
M90 is rated higher. e averages 2.1 out of 5 from 16 ratings, while M90 averages 5.0 from 1 ratings.
Do e or M90 have ads?
Neither e nor M90 shows ads.
Which is updated more often, e or M90?
e ships an update every 2 months, and M90 every 3 months. Most recently, e was updated on November 6, 2026 and M90 on October 30, 2026.

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