Comparison

BioPocket vs Sleep Forest

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

Head to head
About

BioPocket

Visualize your physical, emotional, intellectual, and intuitive cycles to understand daily energy, creativity, and decision-making patterns. Compare your rhythms with others to reveal harmony or potential tension. Use this tool for self-reflection and planning activities.

Highlights
  • Visualize physical, emotional, intellectual, and intuitive cycles
  • Interactive charts with real-time updates
  • Compare rhythms with friends and loved ones
  • Dark and light themes with customizable curves
  • Smart navigation for past and future exploration
  • Universal app for iPhone, iPad, and macOS
Features
Read full description

BioPocket – Explore Your Inner Rhythms Discover how your physical, emotional, intellectual and intuitive cycles shape your daily life. BioPocket helps you visualize your biorhythms through elegant, interactive charts designed for iPhone and iPad. Track your highs, lows, and critical days to better understand your energy, creativity, and decision-making patterns. Compare your rhythms with friends or loved ones and reveal moments of harmony or potential tension. Key Features • Beautiful interactive charts with real-time updates • Four core cycles: Physical (23 days), Emotional (28 days), Intellectual (33 days), Intuitive (38 days) • Compare your biorhythms with other people • Dark & light themes, smooth animations, customizable curves • Smart navigation: swipe to explore past and future days • Universal app for iPhone, iPad and macOS A Legacy of Insight Originally launched in 2003 for Pocket PC and ported to iPhone in 2011, BioPocket is one of the longest-running biorhythm apps on iOS - now fully redesigned for iOS 17 and beyond, with a refined, modern interface and enhanced accuracy. Worldwide Recognition BioPocket has been enjoyed by users around the globe for over two decades. Ranked among the Top 10 Healthcare & Fitness apps in more than 25 countries, including: • #1 in Belgium • #1 in China • #3 in Netherlands – Bedankt! • #6 in Russia • #7 in USA Consistently ranked in the Top 10 worldwide since 2011 — and still loved in 2025. Understand Yourself, Every Day Use BioPocket to: • Plan creative or physical activities during your high periods • Recognize low phases to rest and recharge • Identify your critical days and stay balanced • Explore compatibility patterns with the people around you Note: Biorhythms are a form of pseudoscience and should be used for entertainment and self-reflection only. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Sleep Forest

Transform your sleep into a thriving virtual forest. Track your sleep, optimize your habits with science-based insights, and wake up refreshed with a smart alarm. Achieve better sleep hygiene and consistency to grow your unique forest.

Highlights
  • Grow a virtual forest with consistent sleep
  • Advanced sleep stage detection
  • Smart alarm for natural wake-ups
  • Personalized bedtime routines
  • Comprehensive sleep analytics
  • Science-based sleep insights
  • Offline functionality
Features
Read full description

TRANSFORM YOUR SLEEP INTO A THRIVING FOREST Your sleep grows a forest. With sleep tracking, smart alarms, and rich sleep analytics, Sleep Forest turns steady nights into a living virtual forest that expands with every week you stay consistent. Optimize sleep hygiene and circadian rhythm with insights that sync with your forest and help it grow. Download is free, a subscription unlocks the features below. Get started on your sleep journey today! GROW YOUR SLEEP FOREST • Plant a new tree each week with consistent sleep habits • Watch your forest thrive as you maintain healthy routines • Earn achievements and unlock rare tree species • Visual progress tracking keeps you motivated SMART SLEEP TRACKING • Advanced sleep stage detection using motion and sound analysis • Detailed sleep quality scores and insights • Weekly sleep pattern analysis and trends INTELLIGENT WAKE-UP SYSTEM • Smart alarm finds your lightest sleep phase • Wake up naturally refreshed within your chosen window • Gentle nature sounds ease you awake • Customizable snooze limits to prevent oversleeping PERSONALIZED BEDTIME ROUTINES • Custom wind-down activities tailored to your lifestyle • Guided breathing exercises and meditation • Bedtime reminder notifications • Screen time and blue light guidance COMPREHENSIVE SLEEP ANALYTICS • Sleep debt tracking and recovery recommendations • Sleep consistency scoring • Detailed nightly breakdowns of sleep stages DAILY SLEEP CHECKLIST • Track caffeine, exercise, and screen time impact • Monitor bedroom environment factors • Build awareness of habits affecting your sleep • Personalized tips based on your patterns SCIENCE-BASED INSIGHTS • Circadian rhythm optimization • Personalized sleep duration recommendations • Sleep quality factors analysis • Evidence-based improvement suggestions ACHIEVEMENTS & MOTIVATION • Unlock achievements for sleep milestones • Weekly and monthly challenges • Streak tracking for consistency • Share progress with friends KEY FEATURES: • No ads or interruptions • Works offline after initial setup • Privacy-focused • Customizable notification preferences • Dark mode for nighttime use • Multiple alarm sound options • Weekend sleep schedule support SUBSCRIPTION DETAILS: • Monthly subscription: $9.99 per month • Yearly subscription: $69.99 per year (with 3-day free trial) • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period • Account will be charged for renewal within 24 hours prior to the end of the current period • You can manage and cancel your subscriptions by going to your Account Settings on the App Store after purchase • Any unused portion of a free trial period will be forfeited when purchasing a subscription Whether you struggle with insomnia, want to improve sleep quality, or need motivation to maintain a consistent sleep schedule, Sleep Forest makes healthy sleep habits engaging and rewarding. Start growing your Sleep Forest today - your future self will thank you! Privacy Policy: https://sleep-forest-app.notion.site/Sleep-Forest-Privacy-Policy-25f95a1c116c8065b079e3f2e94361fa?source=copy_link Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Note: For accurate sleep tracking, keep your device charged and place it on your mattress near your pillow. Sleep Forest uses device sensors responsibly and prioritizes your privacy.

Screenshots

BioPocket3 screens
Sleep Forest4 screens

Verdict

The call

BioPocket and Sleep Forest are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads 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. BioPocket sells 2 in-app purchases, starting at $1.99 per year and Sleep Forest sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

BioPocket ships an update every 3 weeks, Sleep Forest every 2 weeks. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.

ScorecardNo meaningful differences
BioPocket versus Sleep Forest: the parameters behind the verdict, then further details
ParameterBioPocketSleep Forest
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size4 MB49 MB
Age rating4+12+
DeveloperMiguel VanhoveSasi Bhimavarapu

Customer experience

BioPocket

Written reviews6 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Sleep Forest

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

BioPocket

Subscriptions1
  • BioPocket Premium — Yearly$1.991 Year
One-time1
  • BioPocket Premium - Lifetime Access$8.99
3 purchases

Sleep Forest

Subscriptions2
  • Sleep Forest Premium$9.991 Month
  • Sleep Forest Premium3 Days trial$69.991 Year
One-time1
  • Lifetime PromoFree

Questions

Is BioPocket free?
BioPocket is free to download, with in-app purchases available.
Is Sleep Forest free?
Sleep Forest is free to download, with in-app purchases available.
Do BioPocket or Sleep Forest have ads?
Neither BioPocket nor Sleep Forest shows ads.
Which is updated more often, BioPocket or Sleep Forest?
BioPocket ships an update every 3 weeks, and Sleep Forest every 2 weeks. Most recently, BioPocket was updated on September 14, 2026 and Sleep Forest on September 10, 2026.

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