Comparison

Threshold 4 Performance vs The Gray Space

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

Head to head
About

Threshold 4 Performance

Features
Read full description

Threshold4 Performance is more than a training facility; it’s a system built for athletes who are serious about results. The T4P app is your all-in-one platform for training, scheduling, and performance development. Designed for athletes, parents, and clients at every level, this app gives you direct access to the structure, accountability, and coaching that drives real progress. Inside the app, users can easily book sessions, manage schedules, and purchase training packages that align with their goals. Whether you're training in group classes, semi-private sessions, or 1-on-1 coaching, everything is streamlined in one place for a seamless experience. What separates T4P is the individualized approach. Athletes aren’t just thrown into workouts; they follow customized training programs built with intent. Based on your goals, experience level, and performance needs, your programming is designed to help you move better, get stronger, and perform at a higher level in competition. From youth athletes building a foundation, to high school and collegiate athletes chasing performance metrics, to general population clients focused on strength and longevity, every user has a path. The app provides: • Easy booking and scheduling for all T4P services • Access to training packages and memberships • Customized workout programs tailored to the individual • Progress tracking and performance accountability • Direct communication and updates from coaching staff At Threshold4 Performance, we don’t believe in random training. Every movement has purpose. Every session has intent. Every athlete is developed through a structured system. This is where athletes separate themselves. Embrace the Grind. Exceed the Threshold. 4 Phases. 1 Mission. Transcend Your Threshold.

About

The Gray Space

Features
Read full description

The Gray Space Training Strength for every season of life. The Gray Space Training app delivers expert strength, mobility, and longevity-focused programming designed for real life. Whether you're rebuilding after pregnancy, navigating perimenopause, or simply want to stay strong and capable for decades to come, this app gives you structured guidance and professional coaching in your pocket. Built by experienced coaches, our programs focus on sustainable strength, joint health, and functional movement - not quick fixes or extreme workouts. With The Gray Space Training app, you'll get access to guided programs that support you through every phase of life, including longevity-focused strength and mobility training, prenatal training, postpartum recovery, and perimenopause strength training. Inside the app, you'll find: - Strength & mobility programs designed for long-term health - Prenatal and postpartum training guidance - Perimenopause-focused strength and recovery programming - Longevity-based workouts to keep you strong and active for life - Coach-designed programs you can follow at your own pace - Workout tracking and progress monitoring - Video demonstrations and guided instruction - Direct connection with The Gray Space coaching team Perfect for: Adults 40+ who want to stay strong and mobile Women in perimenopause or menopause Prenatal and postpartum moms Anyone focused on longevity and sustainable fitness Our philosophy is simple: everyone deserves strength. Strength, mobility, and consistency are the foundation for living well for decades. Download The Gray Space Training app and start building strength that lasts.

Screenshots

Threshold 4 Performance4 screens
The Gray Space4 screens

Verdict

The call

Threshold 4 Performance and The Gray Space are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Threshold 4 Performance versus The Gray Space: the parameters behind the verdict, then further details
ParameterThreshold 4 PerformanceThe Gray Space
PriceFreeFree
Update frequencyFortnightly—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size40 MB50 MB
Age rating4+4+
DeveloperThreshold4 Performance LLC365 GRIND FITNESS LLC

In-app purchases

None

Threshold 4 Performance

No in-app purchases

None

The Gray Space

No in-app purchases

Questions

Is Threshold 4 Performance free?
Threshold 4 Performance is free to download, with no in-app purchases.
Is The Gray Space free?
The Gray Space is free to download, with no in-app purchases.
Do Threshold 4 Performance or The Gray Space have ads?
Neither Threshold 4 Performance nor The Gray Space shows ads.

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