Comparison

Mayday vs overloadChamp

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

Head to head
About

Mayday

This app offers simple period predictions for partners, providing essential information to be supportive and prepared. It avoids complex medical jargon, focusing on basic dates to estimate upcoming cycles and fertile windows. The goal is to help users stay in sync with minimal effort.

Highlights
  • Simple period predictions
  • Fertile window estimates
  • Supportive partner information
  • Minimal effort tracking
  • Avoids medical jargon
Features
Read full description

Period tracking made simple for boyfriends, husbands, and partners who want to show up better. No complicated charts or confusing medical terms — just the essential info you need to be supportive and prepared. Enter a few basic dates and Mayday handles the rest, predicting upcoming cycles, fertile windows, and mood shifts. WHY MEN USE MAYDAY • Know when PMS is coming — plan important moments with more empathy • Organize better date nights around her cycle • Get answers without awkward conversations — just check the app • Show up more empathetically, every month HOW IT WORKS 1. Enter her last period start date and average cycle length 2. Mayday predicts the next 3–6 cycles automatically 3. Get an overview of upcoming phases: period, fertile window, PMS 4. Use the info to be a better partner every single day SIMPLE BY DESIGN We believe being supportive shouldn't be complicated. No sign-up required, no account needed, no ads — your data stays private on your device. Note: Mayday provides rough predictions based on the dates you enter. For medical guidance, consult a healthcare professional. Terms of service: https://vocal.email/tos Privacy policy: https://vocal.email/pp

About

overloadChamp

This app helps strength training enthusiasts track their lifting progress to build muscle and strength. It allows custom workouts, tracks weights for various rep ranges, and visualizes historical gains. The interface is designed for gym use and works offline.

Highlights
  • Custom workout creation
  • Weight tracking by rep range
  • Estimated 1RM calculations
  • Progress visualization
  • Historical data tracking
  • Offline functionality
  • Metric/Imperial unit selection
Features
Read full description

overloadChamp is the ultimate workout tracking app designed specifically for strength training enthusiasts focused on progressive overload — the key principle behind building strength and muscle. Track every lift, follow a coach that adapts to you, and pull proven programs from a community-built Split Market. Whether you're just starting out or chasing a new PR, overloadChamp keeps you progressing every single session. KEY FEATURES Track Your Training • Create custom workouts with your favorite exercises • Track weights across rep ranges (4, 6, 8, and 12 reps) • View estimated 1RM (one-rep max) calculations • See your progress since your last workout • Visualize your strength gains with historical data • Choose metric (kg) or imperial (lbs) units Your Coach • Smart set, rep, and weight suggestions that adapt as you train • Always know how to push your next session — no guesswork Split Market • Browse, download, and run community-built workout splits • Find a program that fits your goals and save your favorites • Share your own splits with the community Stay Motivated • PR celebrations with shareable milestone cards • Weekly recaps summarizing your volume, PRs, and consistency • Daily challenges to keep your streak alive • 21 tiers of achievements to chase Built for the Gym • Simple, intuitive interface designed for use mid-workout • Works offline — log anywhere and sync automatically when you're back online • Sign in with Apple, or use email and password Whether you're a beginner or an advanced lifter, overloadChamp helps you implement progressive overload — the most important principle for strength and muscle growth. By tracking your weights and progression over time, you'll never again wonder "what weight did I use last time?" Download overloadChamp today and start maximizing your gains!

Screenshots

Mayday4 screens
overloadChamp4 screens

Verdict

The call

The clearest difference is price: Mayday at Free against overloadChamp's $4.99. Mayday also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). overloadChamp's advantage is rating (5.0 vs 3.9) and in-app purchases (none vs 2). On device support and iOS requirement 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

Mayday is free to download; overloadChamp costs $4.99 up front. Mayday sells 2 in-app purchases, starting at $7.00 per month. overloadChamp asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

overloadChamp holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 17 and 4 respectively. Written reviews point the same way: 80% of Mayday's written reviews are positive against 100% of overloadChamp's.

UpkeepUpdate frequency

Mayday ships an update fortnightly, overloadChamp every 2 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

Scorecard9 real differences · 2 level
Mayday versus overloadChamp: the parameters behind the verdict, then further details
ParameterMaydayoverloadChamp
PriceFree — better$4.99
Rating3.9 (17 ratings)5.0 (4 ratings) — better
Positive reviews80.0% of reviews100.0% of reviews — better
Number of ratings17 — better4
Update frequencyFortnightly — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank—#197 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size83 MB45 MB
Age rating4+4+
DeveloperNathan GanserEngineer Champloo LLC

Customer experience

Mayday

All ratings17 ratings
Positive76.5%
Neutral5.9%
Negative17.6%
Written reviews10 reviews
Positive80.0%
Neutral10.0%
Negative10.0%

overloadChamp

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Mayday

Subscriptions2
  • Gold Monthly1 Month trial$7.001 Month
  • Gold Yearly1 Month trial$42.001 Year
None

overloadChamp

No in-app purchases

Questions

Is Mayday free?
Mayday is free to download, with in-app purchases available.
Is overloadChamp free?
overloadChamp costs $4.99, with no in-app purchases.
Which has better reviews, Mayday or overloadChamp?
overloadChamp is rated higher. Mayday averages 3.9 out of 5 from 17 ratings, while overloadChamp averages 5.0 from 4 ratings.
Do Mayday or overloadChamp have ads?
overloadChamp shows ads; Mayday does not.
Which is updated more often, Mayday or overloadChamp?
Mayday ships an update fortnightly, and overloadChamp every 2 months. Most recently, Mayday was updated on November 8, 2026 and overloadChamp on October 30, 2026.

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