Comparison

Micro Mobility vs 90 Day Challenge

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

Head to head
About

Micro Mobility

Control your e-scooter with this app, offering four riding modes and real-time stats like speed and battery. Features integrated navigation and theft protection with a password lock. It's completely free with no ads or subscriptions.

Highlights
  • Bluetooth connectivity
  • Four riding modes
  • Speed and battery monitoring
  • Integrated navigation
  • Theft protection (password lock)
  • Front light activation
Features
Read full description

Ride your Micro e-scooter with support of the Micro Mobility App. Simply connect to your e-scooter via bluetooth and choose between four different riding modes. Keep track of your speed, battery status or trip distance and find your destination easily with the integrated navigation system. Compatible with the Micro Explorer, Micro Condor II, Micro Commuter, Micro Sparrow XL and Micro Colibrì. INTUITIVE: With the Micro App, you have the most important driving information such as battery status, speed, ODO or riding mode in view at all times while driving your e-scooter. INTERACTIVE: Choose between four different riding modes, activate the front light for more security and find easily from A to B with the integrated navigation function. SECURE: Protect yourself against theft! Set a password in the app, so nobody else can connect to your e-scooter. PRIVATE: We take your privacy seriously and will not pass on any data to third parties. 100% FREE & NO ADS: The Micro Mobility App is and remains free. No ads or subscription fees.

About

90 Day Challenge

This app provides personalized 90-day fitness programs tailored to your goals, fitness level, and preferred training style. Track your progress with detailed metrics, view body changes, and stay motivated with streaks and badges. You can also challenge friends to join your fitness journey.

Highlights
  • Personalized 90-day workout programs
  • In-app progress tracking (weight, reps, PRs)
  • Monthly strength tests
  • Progress picture tool
  • Daily streaks and achievement badges
  • Challenge others feature
  • Diet calculator
Features
Read full description

The 90 Day Challenge App is the perfect workout tool in your pocket and provides you with everything you need to start your own fitness journey. Get your own 90 day programs based on your goals, level, and training style. Stan Browney has done many 90-day transformations with family, friends, and strangers. After seeing their results, so many people requested to help them with their fitness journey. Because it would be impossible to guide everybody personally, we designed this app. Now, you will be able to have your own 90 Day Transformation! Start your 7-Day Free Trial now. OVER 45 TAILORED 90-DAY PROGRAMS Check out the 90 Day Challenge App and pick from over 45 awesome workout programs made just for you! Whether you like to exercise at home, hit the gym, or get moving outside, there’s something for everyone. You can choose to lift weights, use machines, do bodyweight exercises, or mix it up. Set your own goals to build muscle, get stronger, shed pounds, or bulk up. It’s super easy and fun, great for both beginners and experienced people. TRACK YOUR PROGRESS The 90 Day Challenge App has a complete in-app tracking system that allows you to track your weight, reps, personal records, everything! You can easily see your progress for every exercise to know you’re on track to reach your goals. For every 90 day program, you will have monthly strength tests to see the progress you make each month. Additionally, there are fun weekly challenges to keep you active but also help you to see yourself get stronger over time! SEE YOUR BODY CHANGING Within the 90 Day Challenge App, you can take progress pictures with the in-app progress picture tool. You can also create your own “Before and After” that you can share with others. Besides visual changes, you will be able to track your weight, and see your weight changing over time. ALWAYS STAY MOTIVATED Keep your fitness journey fun and rewarding with our daily streaks and achievement badges! Each day you log a workout, you’ll keep your streak going—making it exciting to see how long you can keep it up. With these streaks and badges, you’ll always have a reason to stay motivated and never feel like giving up. As you move along, you'll unlock cool badges for different milestones and challenges. These badges are more than just fun—they celebrate the progress you’re making towards your health and fitness goals. Whether it’s finishing a 90-day challenge, hitting a new personal best, or maintaining a routine of working out three times a week, each badge highlights your enjoyment and commitment in a super fun and easy way. CHALLENGE OTHERS Working out can even be more fun when you do it together with a friend. That is why the 90 Day Challenge App has a built-in feature where you can challenge others to join the exact program that you have. This way you can workout together and keep each other accountable to keep hitting your workouts! CALCULATOR The 90 Day Challenge also has you covered when it comes to diet! With the in-app calorie calculator you can calculate your calorie needs for losing weight, maintaining weight, or gaining weight. You can also determine your macronutrient split and form your own diet goals. RECIPES Within the app, there is an entire library of recipes that are both healthy and delicious that will help you to build muscle and lose fat! These recipes are explained in great detail including the ingredient list and the cooking instructions. LEARN EVERYTHING ABOUT FOOD AND FITNESS You will get access to a library filled with high quality videos explaining everything about working out, recovery, losing or gaining weight, tracking calories, and more! DOWNLOAD NOW FOR A 7-DAY FREE TRIAL Start your own fitness journey with the 90 Day Challenge App. Download now and get your first 7 days for free. Start your 90 Day Challenge today! By creating an account you agree to the Terms of Service which can be found here: https://the90dc.com/terms-of-service

Screenshots

Micro Mobility3 screens
90 Day Challenge4 screens

Verdict

The call

The clearest difference is review sentiment: 90 Day Challenge at 64% against Micro Mobility's 14%. 90 Day Challenge also leads on rating (4.7 vs 2.3) and ratings volume (4.9K vs 3). Micro Mobility's advantage is in-app purchases (none vs 37) and ads (none vs shown). On price 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. 90 Day Challenge sells 37 in-app purchases, starting at $2.99 per 7 days. Micro Mobility asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

90 Day Challenge holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: 90 Day Challenge has 4.9K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 14% of Micro Mobility's written reviews are positive against 64% of 90 Day Challenge's.

UpkeepUpdate frequency

Micro Mobility ships an update fortnightly, 90 Day Challenge every 6 days. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.

Scorecard8 real differences · 2 level
Micro Mobility versus 90 Day Challenge: the parameters behind the verdict, then further details
ParameterMicro Mobility90 Day Challenge
PriceFreeFree
Rating2.3 (3 ratings)4.7 (4.9K ratings) — better
Positive reviews14.3% of reviews64.0% of reviews — better
Number of ratings34.9K — better
Update frequencyFortnightlyEvery 6 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size52 MB246 MB
Age rating4+4+
DeveloperMicro Mobility Systems AGBrowney B.V.

Customer experience

Micro Mobility

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews21 reviews
Positive14.3%
Neutral4.8%
Negative81.0%

90 Day Challenge

All ratings4,939 ratings
Positive92.0%
Neutral3.4%
Negative4.6%
Written reviews713 reviews
Positive64.0%
Neutral11.4%
Negative24.7%

Bugs and requests

Micro Mobility

Not enough reviews yet to summarise bugs or requests.

90 Day Challenge

Reported bugs

4 issues
  • Black screen issue after login
  • Inability to complete workouts or log progress
  • Inconsistent app performance across devices
  • Syncing issues between app and user accounts

Requested features

4 requests
  • More home workout options without equipment
  • Ability to adjust workout schedules and rest days
  • Improved video quality and playback stability
  • Better integration with fitness trackers and smartwatches

In-app purchases

None

Micro Mobility

No in-app purchases

37 purchases

90 Day Challenge

Subscriptions20
  • WEEKLY7 Days trial$2.997 Days
  • Weekly1 Month trial$5.007 Days
  • Weekly$5.007 Days
Show 17 more
  • WEEKLY7 Days trial$8.997 Days
  • MONTHLY7 Days trial$9.991 Month
  • Monthly1 Month trial$15.001 Month
  • Monthly$15.001 Month
  • MONTHLY7 Days trial$21.991 Month
  • 90 DAYS7 Days trial$27.993 Months
  • 90 DAYS7 Days trial$39.003 Months
  • 90 DAYS$39.003 Months
  • YEARLY$39.001 Year
  • 90 DAYS7 Days trial$41.493 Months
  • 90 DAYS7 Days trial$44.003 Months
  • 90 DAYS7 Days trial$49.003 Months
  • Yearly$59.001 Year
  • YEARLY7 Days trial$89.001 Year
  • YEARLY7 Days trial$99.001 Year
  • YEARLY7 Days trial$99.991 Year
  • Yearly$119.001 Year
One-time17
  • 30-Day Challenge$29.00
  • 90 Day Shred Pass - 2026$49.00
  • Strength & Size at Home$69.00
Show 14 more
  • JC’s Fat Loss Program$69.00
  • The Bodybuilder Shred$69.00
  • Lean & Strong at Home$69.00
  • The Hybrid Shred$69.00
  • The Ultimate Shred Program$69.00
  • Hybrid Strength & Size$69.00
  • The Hybrid Bulk$69.00
  • Lean Hybrid Strength$69.00
  • The Home Shred Program$69.00
  • Strength & Muscle Bulk$69.00
  • Strength & Muscle Shred$69.00
  • Fat Free Runner Program$69.00
  • The Powerbuilder Plan$69.00
  • Hybrid Strength & Muscle$69.00

Questions

Is Micro Mobility free?
Micro Mobility is free to download, with no in-app purchases.
Is 90 Day Challenge free?
90 Day Challenge is free to download, with in-app purchases available.
Which has better reviews, Micro Mobility or 90 Day Challenge?
90 Day Challenge is rated higher. Micro Mobility averages 2.3 out of 5 from 3 ratings, while 90 Day Challenge averages 4.7 from 4.9K ratings.
Do Micro Mobility or 90 Day Challenge have ads?
90 Day Challenge shows ads; Micro Mobility does not.
Which is updated more often, Micro Mobility or 90 Day Challenge?
Micro Mobility ships an update fortnightly, and 90 Day Challenge every 6 days. Most recently, Micro Mobility was updated on October 15, 2026 and 90 Day Challenge on October 19, 2026.

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