Flex Success vs BK Conditioning
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Flex Success
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Since 2014, Flex Success has prided themselves on being an industry leader in online health coaching, with a belief that everything must be customised to the clientβs needs. Our team of coaches has 40 years of industry experience between them. Together, the team is raising the industry standard by providing a client-centric, evidence-informed, sustainable, partnership approach to results. Flex Success has and will remain an independent platform. This means we do not accept any kickbacks from the sale or promotion of anything such as diet types, supplements, or exercise equipment. This leaves the Flex Coaches free to provide honest advice without bias or agenda. * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy
BK Conditioning
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Since 2013 BK Conditioning has provided world class coaching for physique athletes. We have a passion for the science and application of evidence based nutrition and training, specific to body composition manipulation. We are outcome orientated and committed to getting the best results for our athletes through the application of well strategised methodology and the creation of quality relationships. * App access requires paid coaching plan * This app is not a substitute for professional medical advice. Please consult with a qualified healthcare professional before making any significant changes to your diet or exercise routine. Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy
Screenshots
Verdict
Flex Success and BK Conditioning are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Flex Success sells 1 in-app purchase, starting at $99.99 per month and BK Conditioning sells 1 in-app purchase, starting at $399.99 per month. Whichever you choose, the download price is not the number that matters.
Flex Success ships an update every 2 months, BK Conditioning every 6 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.
| Parameter | Flex Success | BK Conditioning |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 6 weeks β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details β not scored | ||
| Size | 52 MB | 52 MB |
| Age rating | 17+ | 17+ |
| Developer | Flex Success FZCO | Brandon Kempter |
In-app purchases
Flex Success
- Online Coaching$99.991 Month
BK Conditioning
- Monthly Coaching$399.991 Month
Questions
Is Flex Success free?
Is BK Conditioning free?
Do Flex Success or BK Conditioning have ads?
Which is updated more often, Flex Success or BK Conditioning?
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