Comparison

Custom Alerts vs Week Plan Calendar

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

Head to head
About

Custom Alerts

This app allows users to set highly customizable alerts for calendar events, ranging from minutes to weeks in advance. It supports multiple calendars and enables event creation and editing directly within the application, syncing seamlessly with the native iOS calendar.

Highlights
  • Set alerts from 0 minutes to 99 weeks ahead
  • Supports multiple calendars
  • Create and edit calendar events
  • Syncs with iOS calendar
  • Customizable alert timing
Features
Read full description

Set alerts on calendar events as close as 0 minutes ahead of the event or as long as 99 weeks ahead of the event •Supports multiple calendars •Create and edit calendar events from within Custom Alerts •Everything automatically syncs with the built-in iOS calendar app.

About

Week Plan Calendar

A visually clear weekly calendar app that syncs with your device's native calendar and reminders. It offers multiple widgets for at-a-glance viewing and advanced configuration options for each calendar.

Highlights
  • Weekly overview with multi-day event clarity
  • Works with calendar events and reminders
  • Multiple widgets for iOS, iPadOS, and macOS
  • Lock screen widgets with live countdown
  • Analogue dial visualization of upcoming events
  • Yearly plan view and holiday calendar integration
  • Alerts for scheduling conflicts
Features
Read full description

A clearly designed calendar based on the classic weekly overview. No login required because the app works on the calendar/reminder data of the operating system. FEATURES - Multi-day events are shown upright on the right hand side, contributing to extraordinary high clarity. - Works with both calendar events and (checkable) reminders. - 4 for 1: iOS, watchOS, iPadOS and macOS App (Ventura + M1 required) can be used in parallel after download. - The "Today" widget shows upcoming entries (live countdown included) - The "Clockface" widget visualizes the events of the next 10 hours on an analogue dial. - All widgets also available on the lock screen. - Optional year plan view (incl. calendar weeks). - Event Templates + Shift Planner Mode - Integration of Apple Health menstruation cycle data. - Calculation of break times. - Alerts scheduling conflicts during creation of new events. - Watch app including complications "Today" & "Clockface". - Overview of all overdue reminders. - "holiday calendar": its entries make the days look like weekends - calendar day can be shown on app icon - combined view of event duplicates - (iOS, iPadOS): Speech entry of new events (iPhone needs to be hold to the ear) CONFIGURATION PER CALENDAR - Show in year plan - Show event locations - Cross-calendar appointment overlaps - Summary of consecutive events - Timeline in weekly and day views 10-DAY WEATHER FORECAST (premium feature) - available as yearly in-app subscription with auto-renewal - see privacy: https://www.pentabyte.de/applications/iOS/Wochenplan/ - see terms of use / EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ DISCLAIMER - No notifications. Recommendation: continue to use the iOS calendar for reminders. This is generally the best way to do it because it also notifies you about changes to shared calendars in real-time.

Screenshots

Custom Alerts4 screens
Week Plan Calendar4 screens

Verdict

The call

The clearest difference is price: Week Plan Calendar at Free against Custom Alerts's $0.99. Week Plan Calendar also leads on review sentiment (94% vs 50%) and rating (4.6 vs 3.8). Custom Alerts's advantage is in-app purchases (none vs 1) and iOS requirement (12.0 vs 17.6). On ads and device support 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

Week Plan Calendar is free to download; Custom Alerts costs $0.99 up front. Week Plan Calendar sells 1 in-app purchase, starting at $4.99 per year. Custom Alerts asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Week Plan Calendar holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: Week Plan Calendar has 33 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 50% of Custom Alerts's written reviews are positive against 94% of Week Plan Calendar's.

UpkeepUpdate frequency

Custom Alerts ships an update every 13 months, Week Plan Calendar every 2 weeks. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.

Scorecard8 real differences · 2 level
Custom Alerts versus Week Plan Calendar: the parameters behind the verdict, then further details
ParameterCustom AlertsWeek Plan Calendar
Price$0.99Free — better
Rating3.8 (4 ratings)4.6 (33 ratings) — better
Positive reviews50.0% of reviews94.4% of reviews — better
Number of ratings433 — better
Update frequencyEvery 13 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS12.0 — better17.6
Further details — not scored
Size1 MB12 MB
Age rating4+4+
DeveloperCalm Seas Software, LLCMichael Hoereth

Customer experience

Custom Alerts

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Week Plan Calendar

All ratings33 ratings
Positive93.9%
Neutral3.0%
Negative3.0%
Written reviews36 reviews
Positive94.4%
Neutral5.6%
Negative0.0%

In-app purchases

None

Custom Alerts

No in-app purchases

1 purchases

Week Plan Calendar

Subscriptions1
  • Weather Forecast for 1 Year1 Month trial$4.991 Year

Questions

Is Custom Alerts free?
Custom Alerts costs $0.99, with no in-app purchases.
Is Week Plan Calendar free?
Week Plan Calendar is free to download, with in-app purchases available.
Which has better reviews, Custom Alerts or Week Plan Calendar?
Week Plan Calendar is rated higher. Custom Alerts averages 3.8 out of 5 from 4 ratings, while Week Plan Calendar averages 4.6 from 33 ratings.
Do Custom Alerts or Week Plan Calendar have ads?
Neither Custom Alerts nor Week Plan Calendar shows ads.
Which is updated more often, Custom Alerts or Week Plan Calendar?
Custom Alerts ships an update every 13 months, and Week Plan Calendar every 2 weeks. Most recently, Custom Alerts was updated on October 4, 2026 and Week Plan Calendar on October 19, 2026.

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