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Best Encrypted Planner App

27+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated June 2026

With an average user rating of 4.7★, the encrypted planner app category is one of the App Store's strongest. Browse all 27+ apps we track, sorted so the most loved ones surface first.

Compare top Encrypted Planner App (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Proton Calendar: Secure EventsProton Calendar: Secure EventsFree4.0★ (1.4K)NoNoSep 2026
2ReadyPlan: Crisis PlannerReadyPlan: Crisis PlannerFree4.7★ (45)NoYesAug 2026
3Convos · The Agentic MessengerConvos · The Agentic MessengerFree4.8★ (20)NoYesSep 2026
4arc: AI Budget & Money Plannerarc: AI Budget & Money PlannerFree—NoYesSep 2026
5Basis Budget: Money TrackerBasis Budget: Money TrackerFree5.0★ (6)NoYesSep 2026
6Tyme+Tyme+Free5.0★ (7)YesYesAug 2026
7Clinada: Nurse Shift PlannerClinada: Nurse Shift PlannerFree5.0★ (1)NoYesAug 2026
8Korq: To Do List & PlannerKorq: To Do List & PlannerFree—NoYesSep 2026

Top Picks for Encrypted Planner App

Proton Calendar: Secure Events#1

Proton Calendar: Secure Events by Proton AG

Keep your schedule private
Editor's Choice
📊 Productivity
4.0😐(1.4K ratings)
FreeIn-App Purchases
Proton Calendar: Secure Events screenshot 1
Proton Calendar: Secure Events screenshot 2
Proton Calendar: Secure Events screenshot 3
Proton Calendar: Secure Events screenshot 4
Proton Calendar: Secure Events screenshot 5
Proton Calendar: Secure Events screenshot 6

This app helps you manage your schedule with privacy in mind. It offers various viewing options, reminders, and recurring event creation. All your data is protected by end-to-end encryption and strict Swiss privacy laws, ensuring your personal information is not tracked or harvested.

What We Love

  • 🚀 Intuitive interface
  • 🔒 Secure and private
  • 👍 Good integration with Proton suite
  • 👍 Visually appealing design

Room to Improve

  • 🐛 Slow performance and crashes
  • 🔍 Lacking search functionality
  • 📅 Missing advanced calendar views (week, month)
  • 🔗 Limited integration with other calendars
ReadyPlan: Crisis Planner#2

ReadyPlan: Crisis Planner by M.A.D. Gear, LLC

Prepare & Share Securely
Strong Contender
📚 Education
4.7(45 ratings)
FreeIn-App Purchases
ReadyPlan: Crisis Planner screenshot 1
ReadyPlan: Crisis Planner screenshot 2
ReadyPlan: Crisis Planner screenshot 3
ReadyPlan: Crisis Planner screenshot 4

This app helps you create detailed emergency preparedness plans, including evacuation routes, communication strategies, and essential checklists. It offers secure sharing and offline access to critical information, ensuring you and your group are ready for any crisis.

Convos · The Agentic Messenger#3

Convos · The Agentic Messenger by XMTP Labs

Make little agents
Worth Considering
🌐 Social Networking
4.8(20 ratings)
FreeIn-App Purchases
Convos · The Agentic Messenger screenshot 1
Convos · The Agentic Messenger screenshot 2
Convos · The Agentic Messenger screenshot 3
Convos · The Agentic Messenger screenshot 4
Convos · The Agentic Messenger screenshot 5

Instantly connect with others without sharing personal information like phone numbers. Messages and participants are automatically deleted after conversations end, ensuring privacy. Create a unique identity for each chat or use a quick name.

More Encrypted Planner App apps to explore

FAQ about Encrypted Planner App

What is the best encrypted planner app for iPhone?
Proton Calendar: Secure Events tops our encrypted planner app ranking as of June 2026, with a 4.0-star average from 1.4K App Store ratings, and it's free to download.
Yes — 19 of the top encrypted planner app we rank are free to download, including Proton Calendar: Secure Events and ReadyPlan: Crisis Planner.
Proton Calendar: Secure Events has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
We track 27+ encrypted planner app on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Proton Calendar is a privacy-focused application designed to help you manage your schedule and events. It offers features like different viewing modes, the ability to view and reply to invites, and automatic addition of events from your email inbox. It ensures your schedule remains private and secure.
Your data is protected by the same end-to-end encryption used in Proton Mail. Event names, descriptions, and participants are stored with zero-access encryption, meaning even Proton cannot access your data. The app is also based in Switzerland, adhering to strict privacy laws.