Comparison

AtReminder vs HeartNote Diary

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

Head to head
About

AtReminder

Features
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You're driving past your brother's exit on the highway and you remember, twenty kilometres later, that you meant to call him. AtReminder fixes the shape of that moment. Pin the people and places that matter to you, add what you don't want to forget, and your phone quietly whispers it back the next time you're within range. Nothing leaves the device. WHAT IT DOES โ€ข Save people or businesses to a precise map point. โ€ข Add notes โ€” contact info, spouse, kids, gate code, anything you might want to remember on arrival. โ€ข Get a rich notification when you're within range. Lock-screen actions let you Call, Email, Navigate, or Snooze for 2 hours. โ€ข Sort the Places tab by Nearest, Recently Added, or Alphabetical. Nearby section surfaces anything within 5 km. โ€ข Organize with custom categories โ€” family, clients, vendors, whatever fits your life. โ€ข Quiet Hours silence reminders overnight (default 22:00 โ€“ 07:00). โ€ข A 4-hour per-place cooldown stops repeat banners if you pass the same spot twice. PRIVATE BY DESIGN โ€ข Local-first. Your saves never leave your phone. โ€ข No accounts. No backend. We don't have servers. โ€ข Optional iCloud backup is end-to-end encrypted with a key only your phone holds. โ€ข No analytics SDKs. No ad partners. No "anonymous usage data." FREE TIER Up to 3 saved places, with every feature unlocked on those three. The full experience, not a crippled trial. PRO ($3.99/mo, $29.99/yr, or $79.99 once) โ€ข Unlimited saved places. โ€ข Custom geofence radius per place (50 m โ€“ 1 km). โ€ข Recurring reminders (coming soon). โ€ข Proximity history (coming soon). โ€ข 7-day free trial on the annual plan. WORKS WITH iPhone, iPad, iCloud. iOS 17+. QUESTIONS Email support@atreminder.com or visit atreminder.com. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

HeartNote Diary

Features
Read full description

HeartNote is an offline-first private journaling app focused on privacy, security, and a calm writing experience. Your entries, photos, audio, video, files, and doodles are stored locally on your device by default. No account is required, and your data is not forced into the cloud. HeartNote helps you capture everyday life in richer ways. In addition to plain text, you can write with images, image groups, video, audio, files, and doodles. The editor supports mixed media layouts, flexible block reordering, and Markdown text, so writing feels natural and expressive. HeartNote also helps you organize and revisit your memories with: Timeline and calendar views Notebooks, tags, weather, and mood metadata Search and filters Media library for browsing attachments On This Day, trends, and review insights Time Capsule reminders for future reflection For privacy and protection, HeartNote supports app lock, PIN, biometric unlock, and local backup and restore, so your journal stays under your control. This version also adds: Multi-year diary Notebook-based journal export Direct journal creation from a selected calendar date Export a single entry as a shareable journal card If you want a journaling app that stays private, works offline, and supports rich content, HeartNote is built for long-term personal use.

Screenshots

AtReminder4 screens
HeartNote Diary4 screens

Verdict

The call

The clearest difference is in-app purchases: HeartNote Diary at none against AtReminder's 3. HeartNote Diary also leads on iOS requirement (13.0 vs 26.0). On price, update cadence, ads 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. AtReminder sells 3 in-app purchases, starting at $3.99 per month. HeartNote Diary asks for nothing beyond the download.

UpkeepUpdate frequency

AtReminder ships an update every 2 weeks, HeartNote Diary every 3 weeks. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

Scorecard2 real differences ยท 4 level
AtReminder versus HeartNote Diary: the parameters behind the verdict, then further details
ParameterAtReminderHeartNote Diary
PriceFreeFree
Update frequencyEvery 2 weeks โ€” betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS26.013.0 โ€” better
Further details โ€” not scored
Size4 MB55 MB
Age rating4+4+
DeveloperTertius Wesselsไฟ ็Ž‹

In-app purchases

3 purchases

AtReminder

Subscriptions2
  • @Reminder Pro โ€” Monthly$3.991 Month
  • @Reminder Pro โ€” Annual$29.991 Year
One-time1
  • @Reminder Pro โ€” Lifetime$79.99
None

HeartNote Diary

No in-app purchases

Questions

Is AtReminder free?
AtReminder is free to download, with in-app purchases available.
Is HeartNote Diary free?
HeartNote Diary is free to download, with no in-app purchases.
Do AtReminder or HeartNote Diary have ads?
Neither AtReminder nor HeartNote Diary shows ads.
Which is updated more often, AtReminder or HeartNote Diary?
AtReminder ships an update every 2 weeks, and HeartNote Diary every 3 weeks. Most recently, AtReminder was updated on September 10, 2026 and HeartNote Diary on September 22, 2026.

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