Encrypted · PIN-locked · Yours alone

Your intimate life, remembered in rich detail.

Intimassy is a private, encrypted diary for your sex life — 11 fields per entry, 15+ statistics, and a calendar that grows richer year after year.

4.4 stars · 2,200+ reviews · 100,000+ users
Intimassy love calendar with rhythm insights on iPhone
4.4★average rating
100,000+private diaries
15+statistics
12languages

What Is Intimassy?

Intimassy is a free sex tracker, sex calendar, and intimacy app for Android and iOS that helps you log, organize, and understand your sex life. Record details like date, duration, partner, type, position, place, protection, and more — then explore 15+ statistics with bar charts, pie charts, trends, and global averages. Your data is protected with on-device encryption and an optional PIN lock, and encrypted backups sync securely through the cloud. Whether you use it as a sex diary, body count tracker, or couples diary, Intimassy makes tracking your sex life free, private, and effortless — rated 4.4 stars by over 2,200 users.

Everything You Can Track with Your Sex Calendar

Log every detail privately, customize to your lifestyle, and gain real insights from your personal data.

Intimassy entry form showing detailed activity logging fields

Log in rich detail

11 fields per entry — partner, position, duration, satisfaction, protection, photos and more. Templates log repeat encounters in seconds.

Intimassy partner profiles screen with photos and history

Every partner, one place

Profiles with photos, notes and full history. Compare partners side by side on frequency, duration and satisfaction.

Intimassy statistics dashboard showing activity metrics and charts

15+ statistics

Satisfaction, frequency, positions, duration trends — plus anonymous global benchmarks to see how you compare.

Intimassy places chart showing where activities happen

Patterns you can see

Places, positions, types and trends — clear charts reveal what you return to and why.

Know your rhythm

Days since last activity, your usual pace, longest pause, and activity by weekday — swipe up on the calendar and see your rhythm at a glance.

Intimassy rhythm sheet showing days since last activity and activity by weekday
Intimassy history list with custom emoji day markers next to entries

Mark your days, your way

Pick a custom emoji for any day — your calendar and history tell the story at a glance. The summary card above the calendar is customizable too, showing the numbers you care about most.

Your memories, month by month

Attach photos to your entries and revisit them in a private gallery, organized by month — locked behind your PIN like everything else.

Intimassy private photo gallery organized by month

Start Tracking in Three Simple Steps

Getting started with your private sex tracker and relationship diary takes less than a minute.

1

Download the App

Install Intimassy for free from Google Play or the App Store. Set up your PIN lock and you're ready to go.

2

Log Your Activities

Use the quick-entry form to record date, duration, partner, type, position, place, protection, rating, and notes.

3

Discover Patterns

Explore 15+ statistics with charts, trends, and global averages. Understand your intimate life like never before.

Private STD records

Log an STD with start and end dates — one you have, or one a partner reported.

Intimassy STD records screen listing private sexual health records

Every record in one list

What it is, whether you have it or a partner reported it, and the dates. A record with no end date stays ongoing.

Intimassy STD record detail with the period, a private note and the activities inside it

One record in context

The period, how long it has been running, your private note, and every activity inside that period, grouped by partner.

Intimassy marking settings with toggles for showing STD periods on the calendar

You control the marking

Mark the whole period on the calendar or only the days with activities, and tint the matching cards in your history.

No diagnosis, no judgment — just your own record, encrypted like everything else.

Locked, encrypted,
and yours alone.

PIN lock — the whole app behind a 4-digit code
Per-entry encryption — each record sealed individually
Encrypted backup — restore on a new phone in seconds
No prying permissions — your diary stays yours
Intimassy PIN lock screen protecting the app

Trusted by Thousands of Users

Real reviews from people who trust Intimassy as their private diary and love tracker.

"Really easy to use. Took a while to fill it out the first time having to plug everything in, but it's super fast now to keep track. I would definitely recommend using this app."

CS
Catherine S. October 12, 2025

"I love it. I like to keep track of what I'm doing & how much enjoyment I'm truly getting over the course of a relationship. Also, love that I can put personal details/notes."

MW
Marie W. January 8, 2026

"ok so me and my gf started using this as kind of a joke but we actually love it now lol. the stats part is lowkey addicting to check. also the pin lock thing is clutch, no way i'd use it without that"

JR
Jason R. February 22, 2026

"Was nervous to download something like this but it's actually really well made. I like that you can add your own positions and places, nice touch. The whole app just feels clean and easy to use"

SL
Sofia L. December 3, 2025

"Honestly didn't think I'd stick with it but here I am 6 months later still logging everything haha. The charts are cool, you start noticing things you wouldn't have otherwise"

DK
Dan K. March 1, 2026

"My husband found this and now we both use it. It's actually helped us talk about things more openly? Like seeing the data just makes it easier to bring stuff up. Didn't expect that from an app lol"

AP
Amanda P. November 17, 2025

Frequently Asked Questions

Everything you need to know about the Intimassy sex tracker and relationship app.

Yes. Intimassy encrypts all your data locally using on-device encryption. You can set a PIN lock to prevent unauthorized access, and cloud backups are encrypted before they ever leave your device. The app requests no unnecessary permissions — your intimate data stays yours.

You can log date, duration, partner, 11 sex types, custom positions, 21+ places, protection method, initiator, orgasm counts, a 1–5 rating, written notes, and photos. Partners, positions, and places are fully customizable to fit your lifestyle. You can also keep private STD records with start and end dates, marked on your calendar and history.

Intimassy offers 15+ metrics including frequency over time, average duration, partner breakdown, type distribution, position usage, place frequency, protection rates, and more. Visualizations include bar charts, pie charts, and trend lines, plus optional comparison against anonymous global averages.

Yes — Intimassy is free, and sex tracking is free with it. All core features including activity logging, the sex calendar, and 15+ statistics are included at no cost. Premium add-ons are available for users who want additional functionality.

Yes. Intimassy is available on both Google Play (Android) and the App Store (iOS). Your data syncs securely across devices via encrypted cloud backups.

Intimassy is available in 12 languages: English, Spanish, French, German, Portuguese, Turkish, Russian, Japanese, Korean, Italian, Ukrainian, and Traditional Chinese.

Absolutely. While Intimassy is known as a sex tracker, many couples use it as a relationship tracker and dating diary to log shared moments, track patterns over time, and strengthen their connection. Whether you're in a new relationship or a long-term partnership, the app adapts to your needs with customizable partner profiles, a love calendar view, and detailed statistics about your intimate life together.

Yes. Intimassy includes private STD records: log a condition with a start and end date, whether it's something you have or something a partner told you about. The affected period is marked on your calendar and in your history, and a filter shows which activities fall inside it. Intimassy doesn't diagnose anything — it simply keeps your sexual health notes organized, encrypted, and completely private.

Yes. Pick any emoji as a marker for a calendar day, so your month tells its story at a glance. Markers appear on the calendar and next to entries in your history. The summary card above the calendar is customizable too — show the numbers that matter most to you, like days since your last activity or your usual rhythm.