Comparison

75 Day Challenge vs Workd

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

Head to head
About

75 Day Challenge

This app guides users through a 75-day mental toughness challenge. It helps build consistency by tracking daily tasks and offers customization for diet and workout preferences. Users can also document their progress with photo galleries.

Highlights
  • 75-day mental toughness challenge
  • Track 6 daily non-negotiable tasks
  • Customizable diet and workout plans
  • Built-in habit tracking
  • Add custom habits
  • Full 75-day calendar view
  • Progress photo gallery
Features
Read full description

75 is not a fitness program. It's a mental toughness challenge that will change the way you think, act, and operate. For 75 days straight, you complete 6 non-negotiable daily tasks — no modifications, no cheat days, no excuses. Miss one? You start over from day one. Free — Start Your Challenge Build your personal plan around your diet and workout preferences. Track all 6 daily tasks in seconds and stay consistent with built-in habit tracking. Add your own habits on top of the core challenge and make it yours. Pro — See the Full Picture Unlock the full 75-day calendar to see your streak, plan ahead, and never lose sight of where you are in the challenge. Document your physical transformation with the progress photo gallery - capture daily photos and watch yourself change Privacy Policy: https://nadeter.github.io/support/privacy_policy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Complete all 75 days. No compromises.

About

Workd

Effortlessly log workouts with AI-powered import and a fun mascot. Track progress with smart insights and visualize your gains. Stay motivated with streaks and live activity updates.

Highlights
  • AI workout import
  • Custom routine builder
  • Smart set/rep logging
  • Progress insights and charts
  • Accountability mascot
  • Live Activities integration
  • iCloud sync
Features
Read full description

Workd combines powerful AI automation with a clean design and a playful accountability mascot, Dumbo, who keeps you on track and celebrates your streaks. Whether you’re lifting heavy, following influencer programs, or creating your own, Workd makes logging effortless and motivating. KEY FEATURES AI Workout Import – Instantly convert workout screenshots, social media posts, or URLs into structured, trackable routines. Custom Routine Builder – Create and edit workouts from a rich exercise library, or add your own moves. Organize into supersets, circuits, or personalized splits. Smart Tracking – Log sets, reps, and weights quickly with an uncluttered interface. Focus on lifting, not note-taking. Progress Insights – Visualize strength gains, volume trends, and personal bests with detailed charts. Accountability Mascot – Meet Dumbo, your workout buddy. He cheers you on, tracks streaks, and keeps you consistent. Live Activities & Dynamic Island – View timers and workout stats directly from your Lock Screen. iCloud Sync – Securely back up and sync your workouts across all your Apple devices. Workout History – Review past sessions, notes, and milestones to track long-term growth. Workd Pro – Unlock unlimited AI imports, advanced analytics, and exclusive features for serious progress. Why Workd? Because fitness should be smart, fun, and effortless. With Workd, you can finally stop wasting time entering data and start focusing on getting stronger. Terms of Use (EULA): This app is licensed under Apple's Standard End User License Agreement (EULA). For the complete EULA terms, please visit https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

75 Day Challenge4 screens
Workd4 screens

Verdict

The call

The clearest difference is review sentiment: Workd at 100% against 75 Day Challenge's 9%. Workd also leads on update cadence (every 2 weeks vs every 6 weeks). 75 Day Challenge's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.5). On price, ads, in-app purchases and monetization model 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. 75 Day Challenge sells 7 in-app purchases, starting at $1.99 per 7 days and Workd sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

75 Day Challenge ships an update every 6 weeks, Workd every 2 weeks. Both last shipped on August 1, 2026.

Scorecard4 real differences · 6 level
75 Day Challenge versus Workd: the parameters behind the verdict, then further details
Parameter75 Day ChallengeWorkd
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews9.1% of reviews100.0% of reviews — better
Number of ratings—4 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better18.5
Further details — not scored
Size38 MB69 MB
Age rating4+4+
DeveloperNadezhda TereshkovaLiam Karol Mathers

Customer experience

75 Day Challenge

Written reviews22 reviews
Positive9.1%
Neutral13.6%
Negative77.3%

Workd

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

7 purchases

75 Day Challenge

Subscriptions6
  • 75 Day Challenge Premium2 variants$1.997 Days
  • 75 Day Challenge Premium$4.991 Month
  • 75 Day Challenge3 Days trial$4.991 Month
Show 3 more
  • 75 Day Challenge Premium2 variants$9.991 Year
  • 75 Day Challenge Premium$19.993 Months
  • 75 Day Challenge Premium3 Days trial$29.991 Year
One-time1
  • 75 Day Challenge Premium$9.99
3 purchases

Workd

Subscriptions2
  • Workd Pro Monthly$2.991 Month
  • Workd Pro Yearly$24.991 Year
One-time1
  • Workd Pro Lifetime$59.99

Questions

Is 75 Day Challenge free?
75 Day Challenge is free to download, with in-app purchases available.
Is Workd free?
Workd is free to download, with in-app purchases available.
Do 75 Day Challenge or Workd have ads?
Neither 75 Day Challenge nor Workd shows ads.
Which is updated more often, 75 Day Challenge or Workd?
75 Day Challenge ships an update every 6 weeks, and Workd every 2 weeks. Most recently, 75 Day Challenge was updated on August 1, 2026 and Workd on August 1, 2026.

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