Comparison

Bigger Blacker Book vs Dr PrEPpy

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

Head to head
About

Bigger Blacker Book

This app allows users to privately track sexual encounters and manage sexual health information. It offers flexible recording of details without judgment and helps organize STI screenings, medications, and reminders. Data is kept private by default, with optional sharing features.

Highlights
  • Record sexual encounters with flexible details
  • Track STI screenings and medications
  • Set health reminders
  • Organize and search sexual history
  • Optional data sharing
  • Private by default data storage
Read full description

Bigger Blacker Book is a private sexual health and encounter tracking app built for real life — not shame, guesswork, or awkward memory gaps. It helps you record sexual encounters clearly and flexibly, capturing the details that matter to you without forcing labels or assumptions. Your history stays organized, searchable, and entirely under your control, so you can make more informed decisions without relying on memory alone. Beyond encounters, Bigger Blacker Book helps you manage your sexual health over time. You can track STI screenings, medications, and reminders, keeping everything in one secure place. Optional features let you share status information when you choose, while keeping your data private by default. Originally built to serve queer communities and informed by lived experience, Bigger Blacker Book is designed for anyone who values honesty, autonomy, and better tools for managing their sexual health — without judgment, gamification, or pressure. See our EULA (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/), Privacy Policy, and Terms of Use on our website or in the app. Your data belongs to you. Nothing is shared unless you decide it should be.

About

Dr PrEPpy

Features
Read full description

Dr PrEPpy — your daily PrEP companion for staying protected and healthy. Track your daily PrEP pill with reminders and streaks. Monitor health tests including HIV, STI panels, kidney function, and vaccinations with smart scheduling. View your full adherence history on a visual calendar. Find LGBTQ+-friendly testing centers across Europe and the US. KEY FEATURES: • Daily pill tracking with streaks and weekly stats • Health test tracker with smart due-date reminders • Visual calendar showing your adherence history • Testing center finder with city/region search • Private and secure — all data stays on your device PrEPpy+ subscription unlocks unlimited history, full calendar access, advanced analytics, and data export. Designed for the LGBTQ+ community. Stay safe, stay informed, stay healthy. SUBSCRIPTION INFO: PrEPpy+ is available as a monthly or yearly auto-renewable subscription. Payment will be charged to your Apple ID at confirmation of purchase. Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your Apple ID Settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://preppy.app/privacy MEDICAL DISCLAIMER: Dr PrEPpy is an informational and tracking tool only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or qualified health provider regarding PrEP, HIV prevention, or

Screenshots

Bigger Blacker Book4 screens
Dr PrEPpy4 screens

Verdict

The call

The clearest difference is update cadence: Dr PrEPpy at every 3 days against Bigger Blacker Book's every 2 weeks. On price, ads, in-app purchases and device support 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. Bigger Blacker Book sells 13 in-app purchases, starting at $4.99 per month and Dr PrEPpy sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bigger Blacker Book ships an update every 2 weeks, Dr PrEPpy every 3 days. The most recent releases landed on October 23, 2026 and October 3, 2026 respectively.

Scorecard1 real difference · 9 level
Bigger Blacker Book versus Dr PrEPpy: the parameters behind the verdict, then further details
ParameterBigger Blacker BookDr PrEPpy
PriceFreeFree
Rating3.5 (13 ratings) — better—
Positive reviews37.5% of reviews—
Number of ratings13 — better—
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.215.1 — better
Further details — not scored
Size82 MB36 MB
Age rating17+12+
DeveloperThe Better Fraternization Project, A Social Purpose CorporationAru Bhardwaj

Bugs and requests

Bigger Blacker Book

Reported bugs

53 issues
  • App crashes on reports
  • App crashes on startup
  • Unexpected error occurred (Signal 6)
  • Cannot access years of data
  • Location field showing incorrect cities
Show 48 more
  • App randomly breaks
  • Weight category artificially limited
  • Height area broken
  • Place area broken
  • App throws away data when left
  • Opening closed file throws away data
  • Backup to iCloud not working
  • App unusable after iOS updates
  • App won't open for months
  • Error when opening app
  • App crashes when trying to open or access history
  • App unstable with multiple entries
  • App goes down for a bit
  • Issue with pop-up requesting review
  • App crashes every few months
  • App breaks too often
  • Crashing, cannot restart
  • HealthKit integration crashes app
  • App constantly breaking with updates
  • App errors after a few months
  • Crashes and lost all data
  • App won't load at all
  • App broken after latest update
  • Encounters and friends erased when app closed
  • Constant error message
  • App stopped working suddenly
  • iOS 18 made app useless, crashes immediately
  • No response from developers
  • App not opening, cannot access previous data
  • More bugs than a gay bathhouse
  • App stopped working, broken for weeks
  • App error message
  • Unknown error message
  • App completely broken for multiple updates
  • Cannot log in, unexpected error
  • App isn't working anymore
  • Crashed and lost all data
  • App broke like everyone else
  • Maximum update depth exceeded error
  • Suddenly broke, lost all data
  • Error message 'maximum update depth was exceeded'
  • Weird crash error when launching
  • Latest updates won't migrate data
  • Cannot analyze history
  • Most recent update won't allow pictures
  • FaceID loop during setup
  • Crash report screen crashes
  • App closes immediately after facial recognition

Requested features

12 requests
  • Allow manual location input
  • Fix date filtering in analytics
  • Add group function for friends
  • Break down analysis by specific friend
  • Add load counter for encounters
Show 7 more
  • Add HealthKit sync
  • Add Hep C Testing tracker
  • Add test reminder times
  • Add PrEP Reminder/Tracker
  • Add STI Notification functionality
  • Add custom fields and sections
  • Search encounters by attributes

Dr PrEPpy

Not enough reviews yet to summarise bugs or requests.

In-app purchases

13 purchases

Bigger Blacker Book

Subscriptions2
  • Membership$4.991 Month
  • Committed (Pro)$6.991 Month
One-time11
  • Just the tip$0.99
  • Average-sized tip$2.99
  • Location Database$4.99
Show 8 more
  • $5$4.99
  • Beer can-sized tip$5.99
  • $10$9.99
  • The whole thing$11.99
  • $20$19.99
  • $30$29.99
  • $50$49.99
  • $100$99.99
3 purchases

Dr PrEPpy

Subscriptions2
  • PrEPpy+ Monthly$0.991 Month
  • PrEPpy+ Yearly$9.991 Year
One-time1
  • Dr PrEPpy$0.99

Questions

Is Bigger Blacker Book free?
Bigger Blacker Book is free to download, with in-app purchases available.
Is Dr PrEPpy free?
Dr PrEPpy is free to download, with in-app purchases available.
Do Bigger Blacker Book or Dr PrEPpy have ads?
Neither Bigger Blacker Book nor Dr PrEPpy shows ads.
Which is updated more often, Bigger Blacker Book or Dr PrEPpy?
Bigger Blacker Book ships an update every 2 weeks, and Dr PrEPpy every 3 days. Most recently, Bigger Blacker Book was updated on October 23, 2026 and Dr PrEPpy on October 3, 2026.

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