Comparison

SimpleCal vs PatientACE

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

Head to head
About

SimpleCal

This calendar app offers a streamlined way to manage your schedule with features like event syncing, customizable interfaces, and helpful reminders. It provides a clear overview of your day and integrates with popular calendar services for easy data backup and access across devices.

Highlights
  • Syncs with iCloud and Google Calendar
  • Customizable interface with color themes
  • Event reminders with repeat options
  • Widget for quick event overview
  • Weather forecast integration
  • Dark mode support
  • Data backup to external servers
Features
Read full description

SimpleCal is the easiest calendar app on the App Store. Sync your schedule across platforms and devices through iCloud or Google calendar. - Sync All the events on your current calendar are transferable from another calendars via iCloud or Google calendar. (The connection uses the calendar account registered in the Settings app) - Widget Your recent events can be displayed on a widget to grasp what to do quickly. - Weather The weather forecast for the specified area is displayed on the calendar(up to one week ahead) - Reminders You won't miss your important events via SimpleCal's reminder. The reminders can be repeated daily, weekly, monthly and yearly. - Customizable interface Each event and calendar can have different colors, which makes you easily recognize your schedule. The color theme is also customizable. You can find your favorite theme for sure. - Simple design You can add or edit an event only with a few steps. Do you have some routine in your life? Then, try SimpleCal! You can create a new event just by dragging a past event. - Dark Mode Supports dark mode. - Data Backup Saves event data to an external server such as iCloud Calendar or Google Calendar. (The app does not have its own calendar and does not save to the device's local area.) In the unlikely event that your iPhone is damaged, you can simply log in to your original calendar account to load your previous event data. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://landlake.co.jp/simplecal/en/tos/ Privacy Policy: https://landlake.co.jp/simplecal/en/privacy/

About

PatientACE

Features
Read full description

Generate and Manage Patient Leads for Clinical Trials

Screenshots

SimpleCal4 screens
PatientACE4 screens

Verdict

The call

The clearest difference is in-app purchases: PatientACE at none against SimpleCal's 2. PatientACE also leads on ads (none vs shown). SimpleCal's advantage is update cadence (fortnightly vs every 2 months). On price, device support and iOS requirement 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. SimpleCal sells 2 in-app purchases, starting at $0.99 per month. PatientACE asks for nothing beyond the download.

UpkeepUpdate frequency

SimpleCal ships an update fortnightly, PatientACE every 2 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
SimpleCal versus PatientACE: the parameters behind the verdict, then further details
ParameterSimpleCalPatientACE
PriceFreeFree
Rating4.7 (18K ratings) — better—
Positive reviews84.6% of reviews—
Number of ratings18K — better—
Update frequencyFortnightly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size23 MB344 MB
Age rating4+4+
DeveloperLandLake LLCPatientACE LLC

Bugs and requests

SimpleCal

Reported bugs

3 issues
  • Calendar stuck on one date
  • Home screen widget not working
  • Issues with setting recurring events

Requested features

8 requests
  • Add more color options
  • Ability to gray out past days
  • Custom reminder times
  • Separate work and personal calendars
  • Printable calendar view
Show 3 more
  • Sync colors across devices
  • Add subtasks for events
  • Ability to delete specific holidays

PatientACE

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

SimpleCal

Subscriptions1
  • Ads removal$0.991 Month
One-time1
  • Remove Ads$49.99
None

PatientACE

No in-app purchases

Questions

Is SimpleCal free?
SimpleCal is free to download, with in-app purchases available.
Is PatientACE free?
PatientACE is free to download, with no in-app purchases.
Do SimpleCal or PatientACE have ads?
SimpleCal shows ads; PatientACE does not.
Which is updated more often, SimpleCal or PatientACE?
SimpleCal ships an update fortnightly, and PatientACE every 2 months. Most recently, SimpleCal was updated on November 8, 2026 and PatientACE on October 30, 2026.

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