Comparison

Helibrain vs ChallengeCircle

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

Head to head
About

Helibrain

Features
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IMPROVE YOUR MEMORY, FOCUS AND REASONING โ€” WITH PROOF Helibrain is a cognitive performance app: it measures your mind โ€” and shows you what improves it. Take short, validated cognitive tests, follow personalized recommendations, build science-based habits, run 7-day self-experiments, track brain-healthy nutrition, chat with an AI coach that knows your data โ€” and see how your memory, reasoning and reaction time change on real trend graphs. โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ SLEEP & RECOVERY โ€” NEW Connect Apple Health and Helibrain reads your sleep and heart-rate variability (works with Apple Watch, Oura, Garmin, Fitbit and more): โ€ข Morning Recovery verdict โ€” push today, or recover? โ€ข Sleep & HRV trends vs your own baseline โ€ข See how last night's sleep shapes your test results Read-only and private โ€” never used for ads. โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ COGNITIVE TESTS & TRENDS Five short, validated cognitive tests measure what matters, in ~7 minutes: โ€ข Working memory test โ€” an adaptive N-back challenge โ€ข Reaction time test โ€” how fast you really respond โ€ข Self-control test โ€” impulse control under pressure โ€ข Reasoning test โ€” matrix puzzles, the classic IQ test format โ€ข Creativity test โ€” divergent thinking, scored by AI Your results become clear trend graphs with personal bests. Re-test monthly and see whether your training works. Scores are compared only with YOUR baseline โ€” it's your trend, not a competition. โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ WHY HELIBRAIN? โ€ข Measure, don't guess โ€” unlike simple brain games, real cognitive tests show whether your brain training works โ€ข Evidence first โ€” every recommendation is grounded in peer-reviewed research on working memory, processing speed and neuroplasticity โ€ข Habits that matter โ€” a habit tracker for routines linked to fluid intelligence: deep sleep, focused reading, deliberate practice โ€ข Self-experiments โ€” 7-day biohacking trials: rate energy, mood and cognitive performance daily, keep what works for YOUR brain โ€ข Brain-focused nutrition โ€” snap a meal photo, get an instant Nutrition Score (0-10) and smarter swaps toward brain food โ€ข AI Coach โ€” log meals, track habits, discuss your test results and get personalized advice โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ PERSONALIZED RECOMMENDATIONS IN 5 KEY AREAS โ€ข Intelligence โ€” habits and nutrition that support learning, memory and fluid reasoning โ€ข Focus & Self-Control โ€” build attention and concentration, reduce distractions, strengthen willpower โ€ข Brain Health โ€” protect long-term cognitive function โ€ข Strategic Thinking โ€” sharpen problem-solving and decision-making โ€ข Stress Resilience โ€” manage stress, clear mental fog and recover faster โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ WHAT YOU'LL DO IN THE APP 1. Take your baseline cognitive assessment โ€” five quick tests 2. Accept recommended habits or add your own 3. Run 7-day self-experiments to find what helps your brain 4. Track meals with your camera to reveal nutrients linked to cognitive performance 5. Watch your daily Brain Score climb 6. Re-test monthly โ€” watch your cognitive trends move 7. Ask your AI coach for personalized guidance anytime โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ HOW HELIBRAIN WORKS Cognitive Trends โ€” your real test results (ms, % correct, memory levels) plotted over time. Brain Score โ€” a daily metric (0-10) combining habits, nutrition and bonus actions. Watch it climb day by day. Habit Tracker โ€” science-backed daily habits proven to support cognitive performance: quality sleep, focused reading, deliberate practice, exercise, meditation and more. Self-Experiments โ€” test a behavior for 7 days, rate energy, mood and cognitive performance, keep what worked. Nutrition Tracker โ€” snap a meal photo, get a score for how well your diet supports brain function, plus smarter swaps. AI Coach โ€” a personal brain coach that knows your habits, experiments, nutrition, sleep and test results. Every answer is personalized. โ€“โ€“โ€“โ€“โ€“โ€“โ€“โ€“ Download Helibrain โ€” real cognitive tests, a smart habit tracker, brain-healthy nutrition and an AI coach. Terms of Use: https://helibrain.com/terms_mobile Privacy Policy: https://helibrain.com/privacy-policy-mobile

About

ChallengeCircle

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Introducing ChallengeCircle โ€“ the ultimate fitness accountability app that makes getting fit a social, competitive, and rewarding experience! CREATE & JOIN FITNESS CHALLENGES Set up custom challenges with friends, family, or your fitness community. Choose from workout-based, step-count, or consistency challenges. WEARABLE INTEGRATION Seamlessly sync your progress with Apple HealthKit. Track workouts, steps, and heart rate automatically โ€“ no manual logging required. REAL-TIME LEADERBOARDS Compete on live leaderboards and see how you stack up against other participants. Watch your rankings update as you crush your goals. GROUPS & COMMUNITIES Create private groups, invite friends with unique codes, and manage your fitness community with role-based permissions. SMART NOTIFICATIONS Stay motivated with push notifications for challenge updates, leaderboard changes, reminders, and community activity. PREMIUM FEATURES Upgrade to ChallengeCircle Pro for unlimited challenge creation, advanced analytics, and exclusive challenge templates. Start your fitness journey today. Challenge accepted!

Screenshots

Helibrain4 screens
ChallengeCircle4 screens

Verdict

The call

The clearest difference is ads: Helibrain at none against ChallengeCircle's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Helibrain sells 3 in-app purchases, starting at $6.99 per month and ChallengeCircle sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Helibrain ships an update every 8 days, ChallengeCircle fortnightly. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

Scorecard1 real difference ยท 5 level
Helibrain versus ChallengeCircle: the parameters behind the verdict, then further details
ParameterHelibrainChallengeCircle
PriceFreeFree
Update frequencyEvery 8 days โ€” betterFortnightly
AdsNo โ€” betterYes
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details โ€” not scored
Size42 MB57 MB
Age rating12+17+
DeveloperRobert LoshkarevAGBO Ventures LTD

In-app purchases

3 purchases

Helibrain

Subscriptions2
  • Monthly Premium$6.991 Month
  • Yearly Premium$29.991 Year
One-time1
  • Unlock all recommendations$19.99
4 purchases

ChallengeCircle

Subscriptions3
  • Weekly Premium$0.997 Days
  • Monthly Premium$2.991 Month
  • Monthly Premium$24.991 Year
One-time1
  • Premium$59.99

Questions

Is Helibrain free?
Helibrain is free to download, with in-app purchases available.
Is ChallengeCircle free?
ChallengeCircle is free to download, with in-app purchases available.
Do Helibrain or ChallengeCircle have ads?
ChallengeCircle shows ads; Helibrain does not.
Which is updated more often, Helibrain or ChallengeCircle?
Helibrain ships an update every 8 days, and ChallengeCircle fortnightly. Most recently, Helibrain was updated on September 11, 2026 and ChallengeCircle on September 20, 2026.

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