Comparison

InterCal vs Peek Message

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

Head to head
About

InterCal

Manage your schedule across both Persian (Shamsi) and Gregorian calendars with this beautifully designed app. It offers dual calendar display, event management with notifications, and a customizable interface with widgets. Enjoy offline access and a privacy-focused experience.

Highlights
  • Dual calendar display
  • Event management with notifications
  • Customizable themes and dark/light mode
  • Widget support
  • Offline access
  • Holiday tracking
Features
Read full description

InterCal is an international calendar for dates, events, and holidays. Show up to three calendars at once, including Gregorian, Persian (Jalali/Shamsi), Arabic/Hijri, Chinese, Hebrew, Indian, Bengali, Burmese, Thai, Japanese, and Taiwanese. CALENDARS • Choose a main calendar plus two smaller dates on each day • Jump to any date and swipe between months • Week start follows your app language EVENTS • Create events with reminders, recurrence, and event types • Invite people with a calendar file (.ics) — no account required • Sync, import, or export with the Calendar app, including iCloud and accounts already on your device HOLIDAYS & MORE • National holidays for many countries, plus optional Persian holidays • Optional Islamic and Jewish prayer times • Weather for your location • Home Screen and Lock Screen widgets • Light, Dark, and System appearance, with custom themes • Interface languages including English, Persian, Arabic, Chinese, Hindi, Hebrew, Thai, French, Italian, Spanish, and Portuguese PRIVACY Your events and settings stay on your device. Optional backup uses your personal iCloud account. There are no ads, tracking, or InterCal accounts. Weather, holiday downloads, and Islamic prayer times need a network connection. Your events and calendars work offline. Privacy Policy: https://tucodevelopmentyvr.github.io/persian-calendar-privacy/

About

Peek Message

Display a personal message on your Lock Screen or Home Screen widget. Keep important thoughts, reminders, or quotes easily accessible. Customize your message and its appearance with advanced options available through a one-time purchase.

Highlights
  • Lock Screen widget display
  • Home Screen widget display
  • Customizable messages
  • Themes and fonts (Pro)
  • Widget positioning (Pro)
  • Message history (Pro)
Features
Read full description

One message. From you, to you. Keep a thought close with Peek Message. Write a reminder, a favourite quote, or a few words of encouragement and display it on your Lock Screen or Home Screen widget. Edit your message whenever you need a fresh thought. Basic messages and Lock Screen and Home Screen widgets remain free. Peek Message Pro unlocks themes, fonts and styling, widget positioning, Shortcuts and scripts, and message history. Pro is a one-time purchase with no subscription. https://www.ocho.so/privacy https://www.ocho.so/terms

Screenshots

InterCal4 screens
Peek Message4 screens

Verdict

The call

The clearest difference is review sentiment: Peek Message at 81% against InterCal's 0%. Peek Message also leads on rating (4.6 vs 4.0) and ratings volume (243 vs 2). InterCal's advantage is in-app purchases (none vs 1) and iOS requirement (17.0 vs 26.0). On price, update cadence, 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

Both are free to download. Peek Message sells 1 one-off in-app purchase. InterCal asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Peek Message holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Peek Message has 243 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of InterCal's written reviews are positive against 81% of Peek Message's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 30, 2026 and November 13, 2026 respectively.

Scorecard6 real differences · 4 level
InterCal versus Peek Message: the parameters behind the verdict, then further details
ParameterInterCalPeek Message
PriceFreeFree
Rating4.0 (2 ratings)4.6 (243 ratings) — better
Positive reviews0.0% of reviews81.3% of reviews — better
Number of ratings2243 — better
Update frequencyEvery 5 daysEvery 5 days
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size11 MB14 MB
Age rating4+4+
DeveloperMohammad Reza ReghabiOcho

Customer experience

InterCal

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Peek Message

All ratings243 ratings
Positive90.5%
Neutral2.5%
Negative7.0%
Written reviews48 reviews
Positive81.3%
Neutral8.3%
Negative10.4%

In-app purchases

None

InterCal

No in-app purchases

1 purchases

Peek Message

One-time1
  • Lifetime$6.99

Questions

Is InterCal free?
InterCal is free to download, with no in-app purchases.
Is Peek Message free?
Peek Message is free to download, with in-app purchases available.
Which has better reviews, InterCal or Peek Message?
Peek Message is rated higher. InterCal averages 4.0 out of 5 from 2 ratings, while Peek Message averages 4.6 from 243 ratings.
Do InterCal or Peek Message have ads?
Neither InterCal nor Peek Message shows ads.
Which is updated more often, InterCal or Peek Message?
InterCal ships an update every 5 days, and Peek Message every 5 days. Most recently, InterCal was updated on October 30, 2026 and Peek Message on November 13, 2026.

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