Comparison

Mental Edge Online vs Stackr

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

Head to head
About

Mental Edge Online

Features
Read full description

At Mental Edge, we are dedicated to empowering individuals to unlock their full potential through a holistic approach to personal development. Our mission is to help clients build lasting habits, enhance their physical fitness, and cultivate a resilient mindset. Our Services: - 50-Day Habit Builder: Transform your life in just 50 days with this comprehensive program! Designed to cultivate positive habits and eliminate negative ones, it provides daily guidance, personalized strategies, and community support to ensure your journey is both motivating and successful. - Personalized Coaching Packages: Tailored nutrition and training programs that cater to the unique needs of each client, ensuring they receive the guidance and support necessary to achieve their goals. - Mental Edge Online App: A comprehensive platform that integrates habit building, nutrition, and fitness, providing users with tools to track their progress, access expert guidance, and connect with a supportive community. Our team of experienced coaches is committed to providing expert advice and motivation, helping clients navigate their health and wellness journeys with confidence. Whether you are seeking to enhance your fitness, improve your nutrition, or develop a stronger mindset, Mental Edge is here to guide you every step of the way. Join us in our mission to create a healthier, happier, and more empowered community. * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

About

Stackr

This app simplifies tracking peptide and GLP-1 doses, including supplies like vials and pens. It offers smart reminders, home screen widgets, and visual charts of estimated active levels based on half-life. Designed for users managing peptide protocols, it keeps your dosing information organized and accessible.

Highlights
  • Log peptide and GLP-1 doses
  • Track vials, pens, and other supplies
  • Smart reminders for next doses
  • Home screen widgets
  • Estimated active level charts
  • Multi-peptide stack tracking
  • Reference pages for common compounds
Features
Read full description

Stackr is the all-in-one tracker for your peptide and GLP-1 protocol. Every dose, vial and meal in one place, with the math done for you. KEY FEATURES • Dose tracking and reminders Log a dose in seconds from your Home screen. Run daily, weekly, every-few-days or specific-day schedules, and several protocols at once. Reminders make sure you never miss a dose, and Home Screen widgets show what's next. • Dose calculator Enter your vial strength, water and dose, and see exactly how many units to draw on a U-100 or U-40 syringe. Works in mcg, mg, IU and units. • Supplies and vials Track vials, pens and other supplies. Stackr counts down what's left every time you log and warns you before you run out. • Progress Keep your weight, progress photos and dose history together, with a calendar of taken and missed doses and estimated active levels from your logs. • Food and calories Snap a meal, scan a barcode, search a food or just say what you ate. Stackr tracks calories and protein against your daily plan. • Stackr Coach Ask the AI coach questions about your routine and your meals, any time. • Learn Reference pages for semaglutide, tirzepatide, retatrutide, BPC-157, TB-500, GHK-Cu and 100+ more, with research status and sources. WHY STACKR • Built for GLP-1s and peptides, from one weekly shot to a full stack • Pounds or kilograms, mcg or mg, U-100 or U-40 • Syncs across your devices when you sign in • Message the team directly from Settings Stackr is a personal tracking and educational app. It does not give medical advice, prescribe treatments or tell you which peptide, dose or schedule is right for you. Always talk to a qualified healthcare professional. Active levels and photo-based nutrition values are estimates. SUBSCRIPTION Stackr is free to download. Full access requires a paid Stackr+ subscription. Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel your subscription in your Apple Account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://getstackr.app/privacy

Screenshots

Mental Edge Online3 screens
Stackr4 screens

Verdict

The call

The clearest difference is update cadence: Stackr at weekly against Mental Edge Online's every 7 months. Mental Edge Online's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases 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. Mental Edge Online sells 1 in-app purchase, starting at $200.00 per month and Stackr sells 7 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Mental Edge Online ships an update every 7 months, Stackr weekly. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
Mental Edge Online versus Stackr: the parameters behind the verdict, then further details
ParameterMental Edge OnlineStackr
PriceFreeFree
Rating—4.4 (198 ratings) — better
Positive reviews—68.8% of reviews
Number of ratings—198 — better
Update frequencyEvery 7 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size56 MB88 MB
Age rating17+12+
DeveloperRoss JackmanStackr Holdings LLC

In-app purchases

1 purchases

Mental Edge Online

Subscriptions1
  • Habit Builder$200.001 Month
7 purchases

Stackr

Subscriptions7
  • Stackr+ Weekly$7.997 Days
  • Monthly$12.991 Month
  • Stackr+ Yearly$29.991 Year
Show 4 more
  • Stackr+ Yearly$49.991 Year
  • Stackr+ Yearly3 Days trial$49.991 Year
  • Stackr+ Yearly$59.991 Year
  • Yearly3 Days trial$69.991 Year

Questions

Is Mental Edge Online free?
Mental Edge Online is free to download, with in-app purchases available.
Is Stackr free?
Stackr is free to download, with in-app purchases available.
Do Mental Edge Online or Stackr have ads?
Neither Mental Edge Online nor Stackr shows ads.
Which is updated more often, Mental Edge Online or Stackr?
Mental Edge Online ships an update every 7 months, and Stackr weekly. Most recently, Mental Edge Online was updated on October 8, 2026 and Stackr on October 28, 2026.

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