Comparison

Plank Workout Challenge vs GymJam

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

Head to head
About

Plank Workout Challenge

This app offers a 30-day challenge with various plank exercises to strengthen your core, tone your abs, and improve posture. It caters to beginners and advanced users with adjustable holding times and exercise variations for effective home workouts.

Highlights
  • 30-day plank exercise program
  • Static and dynamic plank variations
  • Core and abs toning
  • Posture improvement
  • Beginner to advanced levels
  • Calorie burning
Features
Read full description

Plank workout app provides a core strength exercise for the whole body to do at home. These plank exercises help to lose weight and strengthen your deep inner core. This app includes challenging and effective exercises and methods to tone your core and back. 30 days of plank exercises and multiple variations like static and dynamic, greatly help to lose weight, build a stronger core and flat abs. Spend a few minutes a day to burn calories, improve your fitness and posture. Plank app includes basic and advanced levels. A beginner can start with the basic plank. Practice each workout holding 30 seconds, gradually add more seconds to get the best results. Move on to advance variations which will add additional challenges to tone abs, back, and shoulder. Subscription Terms and Details - Subscribe to get unlimited access to all features. - Upon confirmation of purchase, the payment will be charged to the iTunes account. - Until you turn off the auto-renew at least 24 hours before the end of the current period it will be automatically renewed. - If you decide to turn off auto-renewal, you can turn it off maybe by going to the account settings after purchase. -As per the policy, cancellation of the current subscription is not allowed during the active subscription period. Once purchased, refunds will not be returned for any unused portion of the subscription period. -The renewal amount will be charged from the account within 24 hours before the end of the current period. Terms of use - https://www.ohealthappsstudio.com/terms-of-use/ Privacy policy - https://www.ohealthappsstudio.com/privacy-policy/

About

GymJam

This AI-powered fitness companion plans workouts, tracks progress, and offers personalized training based on your goals and equipment. Log every rep, view past performance, and stay motivated with a supportive community. Integrates with Apple Watch for seamless tracking.

Highlights
  • AI-powered workout suggestions
  • Personalized 7-day training plans
  • Detailed rep and set tracking
  • Apple Watch and Live Activities integration
  • Community features for sharing and motivation
  • Progress visualization
Features
Read full description

GymJam is your personal AI-powered fitness companion — built to plan your workouts, track your progress, and keep you motivated through a community of real people chasing real goals. SMART AI COACH Chat with your AI coach anytime. Get workout suggestions tailored to your goals, experience level, and available equipment. It knows your history, adapts to your progress, and creates sessions on the fly — right from the conversation. PERSONALIZED TRAINING PLANS Tell GymJam your goal — build muscle, lose weight, improve endurance, or train for a sport — and get a 7-day training plan generated just for you. Plans auto-advance weekly so you always know what's next. TRACK EVERY REP Log sets, weights, and reps with a clean, fast interface designed for the gym floor. See your previous performance for every exercise so you know exactly what to beat. Supersets, custom exercises, and weight suggestions are all built in. APPLE WATCH & LIVE ACTIVITIES Keep your workout visible on your wrist and your Lock Screen. GymJam's Watch companion and Dynamic Island support let you stay focused without pulling out your phone between sets. COMMUNITY Share your workouts, celebrate personal records, and follow friends. See what others are training, leave comments, and discover new routines through shareable workout templates. YOUR PROGRESS, VISUALIZED Track consistency streaks, total volume, calories burned, personal records, and more. Your profile tells the full story of your fitness journey. BUILT AROUND YOU A 2-minute onboarding personalizes everything — from exercise selection to rest times — based on your goals, experience, injuries, and equipment access. Start training smarter. Download GymJam today. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Plank Workout Challenge4 screens
GymJam4 screens

Verdict

The call

The clearest difference is ads: GymJam at none against Plank Workout Challenge's shown. GymJam also leads on update cadence (every 11 days vs every 5 months) and rating (5.0 vs 4.8). Plank Workout Challenge's advantage is ratings volume (129 vs 1) and iOS requirement (12.0 vs 18.0). On price, in-app purchases, monetization model 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. Plank Workout Challenge sells 4 in-app purchases, starting at $3.99 per 7 days and GymJam sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

GymJam holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Plank Workout Challenge has 129 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Plank Workout Challenge ships an update every 5 months, GymJam every 11 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard5 real differences · 5 level
Plank Workout Challenge versus GymJam: the parameters behind the verdict, then further details
ParameterPlank Workout ChallengeGymJam
PriceFreeFree
Rating4.8 (129 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings129 — better1
Update frequencyEvery 5 monthsEvery 11 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS12.0 — better18.0
Further details — not scored
Size120 MB17 MB
Age rating4+17+
Developerohealth apps studioDenys Yefremov

Customer experience

Plank Workout Challenge

All ratings129 ratings
Positive94.6%
Neutral3.9%
Negative1.6%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

GymJam

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Plank Workout Challenge

Subscriptions3
  • Premium Features$3.997 Days
  • Premium Features$9.991 Month
  • Premium Features3 Days trial$29.991 Year
One-time1
  • Premium Workout$4.99
3 purchases

GymJam

Subscriptions3
  • GymJam Premium — Monthly$3.991 Month
  • GymJam Premium — 3 Months$9.993 Months
  • GymJam Premium — Annual$29.991 Year

Questions

Is Plank Workout Challenge free?
Plank Workout Challenge is free to download, with in-app purchases available.
Is GymJam free?
GymJam is free to download, with in-app purchases available.
Which has better reviews, Plank Workout Challenge or GymJam?
GymJam is rated higher. Plank Workout Challenge averages 4.8 out of 5 from 129 ratings, while GymJam averages 5.0 from 1 ratings.
Do Plank Workout Challenge or GymJam have ads?
Plank Workout Challenge shows ads; GymJam does not.
Which is updated more often, Plank Workout Challenge or GymJam?
Plank Workout Challenge ships an update every 5 months, and GymJam every 11 days. Most recently, Plank Workout Challenge was updated on October 24, 2026 and GymJam on October 14, 2026.

Other comparisons