Comparison

Bio vs StrideQuests

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

Head to head
About

Bio

Features
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Still wired at midnight? Bio-Rhythm is the science-based caffeine tracker built for people who refuse to trade tomorrow's sleep for today's coffee. Every coffee, tea, or energy drink you log is plotted on a real-time decay curve based on your personal metabolism. You'll see exactly how much caffeine is still in your system โ€” and exactly when it will be safe to sleep. โ€” PROTECT YOUR SLEEP โ€” Get a precise countdown to your safe-sleep time. No more guessing whether that 3pm latte will haunt you at 1am. โ€” TRACK CAFFEINE IN REAL TIME โ€” Watch your caffeine level rise and fall on a beautiful decay chart, powered by the same exponential half-life formula used by sleep scientists. โ€” SCORE YOUR SLEEP READINESS โ€” Get a daily Bio-Rhythm Score from 0โ€“100. Build streaks of "perfect nights" and see your 7-day trend at a glance. โ€” LOG ANY DRINK IN SECONDS โ€” 27+ preloaded beverages โ€” espresso, americano, matcha, Red Bull, Monster, 5-Hour Energy, Coke and more. Or add your own custom drink. โ€” HIT YOUR FOCUS ZONE (Premium) โ€” Smart dosing recommendations tell you exactly when to drink your next coffee for peak focus โ€” and when to stop so your sleep is protected. โ€” BUILT FOR BIO-HACKERS โ€” Premium unlocks custom half-life (1โ€“12 hours) and sleep sensitivity threshold (0โ€“100mg) so the math matches your body, not an average. โ€” PRIVATE BY DESIGN โ€” All your data stays on your device. No accounts, no cloud, no tracking. Stop sabotaging your sleep. Start tracking with Bio-Rhythm. โ€” PREMIUM โ€” Bio-Rhythm Premium unlocks: โ€ข Custom caffeine half-life โ€ข Custom sleep threshold โ€ข Focus Flow dosing recommendations โ€ข Ad-free experience Bio-Rhythm is free to download and use. To unlock the full "Bio-Hacker Engine," we offer three auto-renewing subscription options: Weekly Espresso: $1.99 per week Monthly Steady: $5.99 per month Yearly Bio-Hacker: $29.99 per year (Best Value) Privacy : https://cofeetracker.xn--hn-vrab.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

StrideQuests

Features
Read full description

StrideQuests turns real-world walking into a cozy authored fantasy story. Open the app, see the exact next story action, and let ordinary steps move the next chapter closer. Choose Pip the fox, Morrow the owl, or Clover the rabbit. Your companion remembers chapters and discoveries from the path, while Moonlit Meadow offers a complete seven-chapter story world free. BEGIN IN MOONLIT MEADOW Moonlit Meadow is the first story world. Follow its path, unlock chapters, replay scenes in your Quest Log, and save keepsakes, stamps, postcards, Field Notes, Bond Cards, and stickers in your Journal. WALK YOUR WAY - See daily steps, Energy, and journey progress on Today - Start Live Walk Adventure for an active walking session with discoveries and rewards - Use Apple Watch during supported Live Walk sessions - Optionally draw a local trail map during an active walk - Build a bond with your companion through walks and saved memories - Explore seven distinct fantasy worlds - Use Home Screen widgets and Messages stickers PRIVATE BY DESIGN StrideQuests has no ads, no account, no IDFA, and no leaderboards. Apple Health values and optional route coordinates stay on your device and are never sent to analytics. MORE WORLDS WHEN YOU'RE READY After Moonlit Meadow, approved annual and monthly subscriptions can open the premium story-world catalog where available. Story progression remains sequential. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Bio3 screens
StrideQuests4 screens

Verdict

The call

The clearest difference is update cadence: StrideQuests at every 5 days against Bio's every 2 months. Bio's advantage is iOS requirement (15.1 vs 18.0). On price, ads, 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. Bio sells 3 in-app purchases, starting at $1.99 per 7 days and StrideQuests sells 9 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bio ships an update every 2 months, StrideQuests every 5 days. The most recent releases landed on October 13, 2026 and September 19, 2026 respectively.

Scorecard2 real differences ยท 4 level
Bio versus StrideQuests: the parameters behind the verdict, then further details
ParameterBioStrideQuests
PriceFreeFree
Update frequencyEvery 2 monthsEvery 5 days โ€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, Apple Watch
Requires iOS15.1 โ€” better18.0
Further details โ€” not scored
Size42 MB458 MB
Age rating4+4+
DeveloperThomas FerrerJoey Hoffmann

In-app purchases

3 purchases

Bio

Subscriptions3
  • weekly subscrition$1.997 Days
  • monthly subscrition$5.991 Month
  • yearly subscription$29.991 Year
9 purchases

StrideQuests

Subscriptions2
  • Premium Monthly$4.991 Month
  • Premium Annual14 Days trial$19.991 Year
One-time7
  • Sunlit Grove Forever$7.99
  • Twilight Harbor Forever$7.99
  • Starlit Highlands Forever$7.99
Show 4 more
  • Autumn Lanternwood Forever$7.99
  • Crystal Caverns Forever$7.99
  • Snowfall Ridge Forever$7.99
  • Current Worlds Pass$19.99

Questions

Is Bio free?
Bio is free to download, with in-app purchases available.
Is StrideQuests free?
StrideQuests is free to download, with in-app purchases available.
Do Bio or StrideQuests have ads?
Neither Bio nor StrideQuests shows ads.
Which is updated more often, Bio or StrideQuests?
Bio ships an update every 2 months, and StrideQuests every 5 days. Most recently, Bio was updated on October 13, 2026 and StrideQuests on September 19, 2026.

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