Comparison

CGX vs Strength in Us

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

Head to head
About

CGX

This premium strength and fitness app offers structured, progressive training programs for all levels. Access hundreds of on-demand workouts, instructional videos, and progress tracking. It also provides meal ideas and expert articles to support your fitness journey.

Highlights
  • Exclusive workout programs
  • On-demand strength and cardio
  • Coached training with form focus
  • Instructional videos
  • Progress tracking
  • Meal ideas
  • Offline training
Features
Read full description

Build who you want to be with CGX by Caroline Girvan. CGX is a premium strength and fitness app built around exclusive, structured training programs. Every program is progressive and designed to help you build strength, improve fitness, and train with consistency over time. Inside CGX you’ll find: • Exclusive workout programs for all levels, from complete beginner to advanced • Hundreds of on-demand strength, cardio, and conditioning workouts • Clear, coached training with a strong focus on proper form and technique • Short, effective workouts that fit real life without compromising results CGX goes beyond the workout itself, supporting your training journey in a practical and sustainable way: • Instructional videos to help you train safely and confidently • Simple progress tracking and quick fitness tests • Nutritious, budget-friendly meal ideas • Evidence-based articles from Caroline and trusted industry experts Train in a way that suits your routine: • Schedule workouts and programs in your CGX calendar • Download workouts for offline training • Cast workouts to your TV with AirPlay or Chromecast • Choose Caroline’s music, no music, or your own via Apple Music or Spotify • Sync your training with Apple Health • Save favourites and track progress workout by workout • Share encouragement and tips through supportive comments under each workout • Train anywhere using the CGX website on your laptop or computer Caroline Girvan is a certified personal trainer, MNU certified nutritionist, and pre- and postnatal specialist with over a decade of experience and a global following of millions. CGX brings her proven training approach into a focused, premium platform designed for long-term progress. Build who you want to be. Cx

About

Strength in Us

Features
Read full description

The fitness app you've been searching for is finally here. Sick of juggling nutrition apps, workout apps, and online portals just to get through your training? I was too. That's why I built StrengthinUs - everything you actually need in one place. I've been where you are. The bigger girl who hated sports. Confused about workouts. Yo-yo dieting. Binge eating. Scared of carbs and losing my period chasing the "perfect" body. But I changed - and kept those changes. Now I want to help you do the same. What makes StrengthinUs different? No more app juggling - Built-in food tracker with barcode scanner Real education - Learn why, not just what. Keep changes for life Programmes that work - Strength, HYROX, running, yoga - all structured and progressive Community that lifts you - Connect with women who actually get it Choose your journey: Active - Self-guided programmes and education Active Plus - Structured HYROX and running plans plus exclusive content Features included: - Progressive strength training for home and gym - HYROX workouts from an experienced coach - Running plans (5K to marathon) - 100+ yoga and meditation classes - Personalised calories and macros - Thousands of recipes updated weekly - Period and hormone tracking - Complete nutrition education library - Private community access This isn't another generic fitness app. It's the one you needed but couldn't find built from 15,000+ women helped worldwide already. You weren't failing. You just didn't have the right support. Now you do. Read our terms and conditions: https://joinstrengthinus.com/terms-and-conditions/ Read our privacy policy: https://joinstrengthinus.com/privacy-policy/ EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CGX4 screens
Strength in Us4 screens

Verdict

The call

The clearest difference is update cadence: CGX at every 8 days against Strength in Us's every 5 months. CGX also leads on chart position (#115 vs unranked) and device support (3 vs 1). On price, ads, in-app purchases 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

Both are free to download. CGX sells 2 in-app purchases, starting at $12.99 per month and Strength in Us sells 2 in-app purchases, starting at $34.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CGX ships an update every 8 days, Strength in Us every 5 months. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 8 level
CGX versus Strength in Us: the parameters behind the verdict, then further details
ParameterCGXStrength in Us
PriceFreeFree
Rating4.2 (643 ratings) — better—
Positive reviews54.5% of reviews—
Number of ratings643 — better—
Update frequencyEvery 8 days — betterEvery 5 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
Best chart rank#115 — better—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.4 — better16.4
Further details — not scored
Size67 MB112 MB
Age rating4+4+
DeveloperCGX LtdSarah Catterson

Bugs and requests

CGX

Reported bugs

5 issues
  • App crashes during workouts
  • Workouts not recording as completed
  • Calendar not syncing properly
  • Login issues with existing accounts
  • Airplay/casting not working consistently

Requested features

5 requests
  • Ability to mark/track completed workouts
  • Option to remove entire programs from calendar
  • Customizable rest day scheduling
  • Integration with fitness trackers
  • Web/desktop version of the app

Strength in Us

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

CGX

Subscriptions2
  • Monthly14 Days trial$12.991 Month
  • Annually14 Days trial$99.991 Year
2 purchases

Strength in Us

Subscriptions2
  • Active$34.991 Month
  • Active Plus$49.991 Month

Questions

Is CGX free?
CGX is free to download, with in-app purchases available.
Is Strength in Us free?
Strength in Us is free to download, with in-app purchases available.
Do CGX or Strength in Us have ads?
Neither CGX nor Strength in Us shows ads.
Which is updated more often, CGX or Strength in Us?
CGX ships an update every 8 days, and Strength in Us every 5 months. Most recently, CGX was updated on October 25, 2026 and Strength in Us on October 14, 2026.

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