FriendVault vs SleepDiary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FriendVault
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FriendVault — Your Private Relationship Vault FriendVault is the anti-social network. A private, offline sanctuary for your most important relationships — with no ads, no tracking, and no cloud servers. Just a secure vault for the memories and moments that matter most. We all want to be better friends, but life gets busy. We forget birthdays, lose track of gift ideas, or realize it's been months since we last checked in. FriendVault keeps you present in the lives of the people who matter — without ever compromising your privacy. Know Your People Store everything that makes a relationship meaningful: birthdays, addresses, how you like to stay in touch, and the stories behind your friendship. Organize contacts by relationship tier — Inner Circle, Close Friends, Acquaintances, or Professional — and tag them however makes sense to you. Never Miss a Moment Get notified on birthdays, set custom reminders for any occasion, and let FriendVault gently nudge you when it's been too long since you connected. Set your preferred interaction frequency per person and FriendVault handles the rest. Remember Everything Log every catch-up — in person, calls, texts, video, or email — with notes and mood. Track gift ideas from spark to given. Jot down the things that matter: their favorite book, a story they told, something worth remembering. Your Data Stays Yours Everything lives on your device. No accounts, no cloud sync, no data harvesting. Back up your vault with AES-256 encryption and a PIN of your choice — and restore it anytime, anywhere. Features at a Glance: - Contact profiles with photos, birthdays, addresses & relationship tiers - Custom tags and filters to organize your network your way - Interaction log with type, mood, and notes - Reconnect suggestions when you're overdue to reach out - Birthday & reminder notifications - Gift tracker: from idea to given - Personal notes per contact - Encrypted, compressed local backups - Home screen widgets for upcoming birthdays, reminders & reconnect nudges - Calendar and timeline views - Apple Siri integration - Dark mode, multiple languages, and no account required Try FriendVault for Free Experience the full power of your own private sanctuary with a 14-day free trial. No restricted features, no hidden limits—just total access to help you be a better friend. One-Time Unlock. Own it Forever. If you love the app, a small one-time purchase unlocks FriendVault for life. No monthly subscriptions, no recurring fees, and absolutely no ads. Just a tool that works for you.
SleepDiary
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SleepDiary is your ultimate night-time companion, designed to help you understand your sleep patterns and sound events completely automatically. Using advanced on-device AI and Apple Health integration, SleepDiary provides deep insights into how well you truly rest. KEY FEATURES: Smart Sound Recording & AI Analysis • Automatically record and categorize sleep sounds: snoring, sleep talking, coughing, and environmental noise. • Cloud-powered AI analysis strictly reviews and precisely labels distinct sleep events. • Listen to your night's highlights in the morning! Sleep Stages & Quality Score • Sync seamlessly with Apple Watch to analyze your sleep stages (Awake, REM, Core, Deep). • Get a comprehensive Daily Sleep Score based on duration, continuity, and recovery metrics. Apple Watch Integration • Track your Heart Rate, Blood Oxygen (SpO2), and HRV directly while you sleep. • Wake up to a detailed summary generated from your wrist. Circadian Rhythm Tracker • Visualize your sleep habits over weeks to find your perfect biological rhythm. • Form better bedtime routines and improve your overall health recovery. Privacy First • Your audio data stays yours. Recordings are kept locally on your device by default, and CloudSync keeps your data secure across your personal iCloud. • No hidden tracking, no data selling. ACHIEVEMENTS & WIDGETS • Unlock sleep achievements as you build healthier bedtime habits. • Convenient Home Screen widgets and Live Activities (Dynamic Island supported) to check your sleep session at a glance. Start tracking tonight and wake up with actionable insights every morning!
Screenshots
Verdict
The clearest difference is iOS requirement: FriendVault at 16.6 against SleepDiary's 18.6. On price, update cadence, ads and in-app purchases 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
Both are free to download. FriendVault sells 1 one-off in-app purchase and SleepDiary sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
FriendVault ships an update weekly, SleepDiary every 5 days. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.
| Parameter | FriendVault | SleepDiary |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.6 — better | 18.6 |
| Further details — not scored | ||
| Size | 32 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Coast Solutions OÜ | 璐 王 |
In-app purchases
FriendVault
- Unlock FriendVault$2.99
SleepDiary
- 睡眠声音日记 Pro$0.991 Month
- 睡眠声音日记 Pro$4.991 Year
- 睡眠日记 Pro$9.99









