Comparison

Strongineering Workout Planner vs RPE 8 (slowdown tracker)

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

Head to head
About

Strongineering Workout Planner

This fitness app creates personalized, science-backed workout plans for strength training and weightlifting. It adapts to your schedule and performance, offering structured progression and mobility routines to help you achieve your fitness goals.

Highlights
  • Personalized workout plans
  • Adaptive training based on feedback
  • Structured progressive overload
  • Periodization training methods
  • Customized mobility routines
  • Effortless workout logging
Features
Read full description

### Overview Strongineering is an intuitive fitness app designed to deliver scientifically-backed gym and strength training programs. Rated 91% positive by early users, Strongineering combines rigorous research with proven strength and weightlifting principles such as periodization training methods, along with on-the-ground training best practices, to offer personalized workout plans tailored for you. The name "Strongineering" combines two essential ideas—"Strong" and "Engineering." Like an engineer systematically resolves complex problems, Strongineering transforms intricate scientific concepts such as hypertrophy, powerlifting, progressive overload, and mobility into structured, personalized workout programs that deliver measurable fitness results. More than just a workout app, Strongineering provides a dynamic, adaptive framework ideal for busy professionals and coaches seeking sustained, long-term fitness improvement. ### About the App Understanding real-world challenges faced by busy individuals committed to consistent gym workouts, Strongineering accommodates your demanding lifestyle without sacrificing training quality. Strongineering empowers you to: ◆ Stay Flexible: Easily adapt your workouts to match your daily schedule, ensuring you never miss critical gym sessions. ◆ Personalize Workouts: Individualize each session according to your fitness level, health condition, real-time performance feedback, and workout preferences. ◆ Log Workout Effortlessly: Seamlessly record exercises, track progressive overload, and clearly observe your strength, muscle-building, and weightlifting improvements. ◆ Maximize Results: Leverage scientifically-informed periodized workout plans to steadily achieve hypertrophy, strength, powerlifting, and mobility goals. ◆ Stay Motivated: Receive real-time, actionable adjustment throughout sessions, functioning as a virtual personal trainer adapting dynamically to your performance and feedback. ### Who Benefits from Strongineering? Strongineering is designed for busy professionals who prioritize consistent fitness routines and demand high-quality gym workouts despite hectic schedules. Whether balancing career, family, or both, users receive personalized workout plans and structured training routines that fit into active lifestyles. ### Why Are Strongineering Workouts Effective? ◆Individualization: Each workout dynamically selects the best exercises based on your goals, mobility, and weaknesses while adjusting intensity and set volume to manage fatigue. ◆ Structured Progressive Overload: Every workout plan employs advanced periodization methods, starting from a minimum 12-week duration to ensure sustained progress, injury prevention, and a robust fitness foundation before higher intensity phases. ◆ Customized Mobility Routines: Integrated AI-optimized mobility warm-ups prepare your body for peak gym performance, enhance flexibility, improve range of motion, and reduce injury risks. ◆ Real-time Feedback & Auto-regulation: Strongineering uses RPE-based (Rate of Perceived Exertion) programming and auto-regulation, adjusting your next set or exercise based on real-time feedback. ◆ Easy Workout Logging: Hassle-free workout tracking and intuitive progress monitoring grounded in scientifically validated methods help you visualize gym progress clearly. Strongineering empowers you to train smarter, optimize your time, and achieve sustainable, measurable progress in strength, hypertrophy, mobility, and overall fitness. Join Our Community: Instagram: https://www.instagram.com/strongineering/ Website: https://strongineering.com/ Email: contact@strongineering.com Privacy Policy: https://strongineering.com/privacy-policy/ Terms of Service: https://strongineering.com/terms-of-service/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

RPE 8 (slowdown tracker)

Features
Read full description

Slowdowns in free tier. Works best in 4-20 repetition range and under a minute of time under tension. Limitations: Does not track well true grinder reps. Slower than 20 mm/s. Reps with a pause mid rep are not tracked. Free tier displays slowdowns. The number turns red when the slowdown is likely above RPE 8 for that repetition range. Paid tier displays repetition velocity. Does not collect or send any of your data, all local processing.

Screenshots

Strongineering Workout Planner4 screens

Verdict

The call

The clearest difference is in-app purchases: RPE 8 (slowdown tracker) at none against Strongineering Workout Planner's 4. RPE 8 (slowdown tracker) also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence 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. Strongineering Workout Planner sells 4 in-app purchases, starting at $11.99 per month. RPE 8 (slowdown tracker) asks for nothing beyond the download.

UpkeepUpdate frequency

Strongineering Workout Planner ships an update every 4 days, RPE 8 (slowdown tracker) every 6 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Strongineering Workout Planner versus RPE 8 (slowdown tracker): the parameters behind the verdict, then further details
ParameterStrongineering Workout PlannerRPE 8 (slowdown tracker)
PriceFreeFree
Rating4.9 (48 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings48 — better—
Update frequencyEvery 4 days — betterEvery 6 days
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod, Apple Watch — better
Requires iOS18.615.6 — better
Further details — not scored
Size312 MB1 MB
Age rating4+4+
DeveloperNestuary Wellness Inc.德凯 郝

In-app purchases

4 purchases

Strongineering Workout Planner

Subscriptions2
  • Premium Monthly (Early)1 Month trial$11.991 Month
  • Premium Annual (Early)1 Month trial$79.991 Year
One-time2
  • Premium Lifetime (Flash Sale)$119.99
  • Premium Lifetime (Early)$199.99
None

RPE 8 (slowdown tracker)

No in-app purchases

Questions

Is Strongineering Workout Planner free?
Strongineering Workout Planner is free to download, with in-app purchases available.
Is RPE 8 (slowdown tracker) free?
RPE 8 (slowdown tracker) is free to download, with no in-app purchases.
Do Strongineering Workout Planner or RPE 8 (slowdown tracker) have ads?
Strongineering Workout Planner shows ads; RPE 8 (slowdown tracker) does not.
Which is updated more often, Strongineering Workout Planner or RPE 8 (slowdown tracker)?
Strongineering Workout Planner ships an update every 4 days, and RPE 8 (slowdown tracker) every 6 days. Most recently, Strongineering Workout Planner was updated on October 23, 2026 and RPE 8 (slowdown tracker) on October 24, 2026.

Other comparisons