Comparison

Calvim vs T

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

Head to head
About

Calvim

This app offers a fast, lightweight, and beautifully designed Shamsi calendar with full Persian and Gregorian date support. It features customizable event selection, comprehensive event management, and modern, user-friendly widgets. Stay organized with its intuitive interface and updated holiday display.

Highlights
  • Lightweight and fast performance
  • Beautifully designed widgets
  • Modern and user-friendly interface
  • Full Persian and Gregorian date support
  • Customizable event selection
  • Comprehensive event management
  • Light and dark mode support
Features
Read full description

Calvim (formerly ShamsiPlus) is a free Persian calendar for iPhone, iPad and Apple Watch: Shamsi (Jalali) dates, Iranian holidays, tasks, notes, work shifts and widgets. No ads, no account, works offline. کالویم (شمسی پلاس سابق): تقویم شمسی ۱۴۰۵ با تعطیلات رسمی، کارها، یادداشت‌ها، شیفت کاری و ویجت. رایگان و بدون تبلیغات. IRANIAN CALENDAR & HOLIDAYS • Official Iranian holidays, including the 1406 holidays. • 1,000+ occasions: national and religious days, Hijri (lunar) dates, world days and Persian celebrations like Nowruz, Mehregan and Yalda. Turn any category on or off. • Nowruz countdown with reminders. • Choose your first day of the week and your weekend days. TODAY ON ONE SCREEN • Home shows today's occasions, tasks and notes, your week and the year's progress. Move overdue tasks to today in one tap. TASKS, NOTES & REMINDERS • Tasks with dates, times and reminders, grouped into Overdue, Today and Upcoming. Pin important notes. • Personal events on Shamsi or Gregorian dates: all-day or timed, colors, repeats, multiple reminders and custom holidays. • One search for events, tasks and notes. WORK SHIFT CALENDAR • For nurses, doctors and anyone on shifts: set shift types and a repeating rotation, paint days on the month, see a monthly summary and get reminders for each shift. DATE CONVERTER • Shamsi to Gregorian and back, with the exact number of days from today. WIDGETS & APPLE WATCH • 7 Home Screen widgets, including Month and Week. Tick off tasks right from the widget. • 8 Lock Screen widgets in Persian or English: date, next holiday countdown, tasks left, next task and more. • Apple Watch app with complications and a Smart Stack widget. Events and shifts sync from iPhone. WORKS WITH YOUR APPS • Import .ics files from Google Calendar, Outlook and others, and review before saving. • Siri and Shortcuts: open a date or add an event, task or note. • Share any day with its holidays and events. DESIGN & PRIVACY • 10 accent colors, Light and Dark mode, iPhone and iPad layouts, VoiceOver and large text support. • Your events, tasks and notes stay on your device. Usage stats only if you opt in. Download Calvim free, the Persian calendar for your whole year. تقویم فارسی کالویم تقویم شمسی (جلالی) برای آیفون، آیپد و اپل واچ. رایگان، بدون تبلیغات، بدون حساب کاربری و بدون نیاز به اینترنت. تقویم و تعطیلات • تعطیلات رسمی ایران، همراه با تعطیلات ۱۴۰۶. • بیش از ۱۰۰۰ مناسبت: ملی و مذهبی، تاریخ قمری، روزهای جهانی و جشن‌هایی مثل نوروز، مهرگان و یلدا. هر دسته را روشن یا خاموش کنید. • شمارش معکوس نوروز با یادآور. • شروع هفته و روزهای تعطیل به انتخاب شما. امروز در یک نگاه • صفحه خانه: مناسبت‌ها، کارها و یادداشت‌های امروز، هفته شما و پیشرفت سال. کارهای عقب‌افتاده را با یک لمس به امروز بیاورید. کارها، یادداشت‌ها و یادآور • کار با تاریخ، ساعت و یادآور؛ دسته‌بندی عقب‌افتاده، امروز و پیش‌رو. یادداشت‌های مهم را سنجاق کنید. • رویداد شخصی شمسی یا میلادی: تمام‌روز یا ساعت‌دار، رنگ، تکرار، چند یادآور و تعطیلات شخصی. • جستجو در رویدادها، کارها و یادداشت‌ها. تقویم شیفت کاری • برای پرستاران، پزشکان و همه شیفت‌کارها: نوع شیفت، چرخه کاری، رنگ کردن روزها، خلاصه ماهانه و یادآور هر شیفت. تبدیل تاریخ • شمسی به میلادی و برعکس، با فاصله دقیق تا امروز. ویجت و اپل واچ • ۷ ویجت صفحه اصلی، از جمله ماه و هفته، با تیک زدن کارها از روی ویجت. • ۸ ویجت صفحه قفل به فارسی یا انگلیسی: تاریخ امروز، روزهای مانده تا تعطیلی بعدی، کارهای باقی‌مانده و کار بعدی. • اپل واچ با کامپلیکیشن و ویجت Smart Stack؛ رویدادها و شیفت‌ها از آیفون همگام می‌شوند. کنار بقیه برنامه‌ها • وارد کردن فایل ‎.ics از گوگل کلندر، اوت‌لوک و بقیه، با بررسی قبل از ذخیره. • Siri و Shortcuts و اشتراک‌گذاری هر روز. طراحی و حریم خصوصی • ۱۰ رنگ، حالت روشن و تیره، چیدمان آیپد و پشتیبانی از VoiceOver. • اطلاعات شما روی دستگاه خودتان می‌ماند؛ آمار استفاده فقط با اجازه شما. کالویم را رایگان نصب کنید؛ تقویم فارسی شما برای ۱۴۰۵ و ۱۴۰۶.

About

T

Shield your online presence with a fast and private VPN. Protect yourself from cyber threats with a single tap, enjoying secure browsing, streaming, and gaming. No registration is required for instant, high-speed connections.

Highlights
  • Super-fast free VPN
  • No registration required
  • High-speed VPN nodes
  • Game acceleration
  • One-tap connection
  • Intelligent traffic shunting
Features
Read full description

Protect your online presence with T-VPN Pro the most trusted security and privacy app. Shield yourself from cyber threats with just a tap. Secure your digital world – Download T-VPN Pro for free today! Advantages of T-VPN Pro: Super-Fast VPN for free: Enjoy lightning-fast connections with no cost. No Registration Required: Connect instantly without the hassle of signing up. High-Speed VPN Nodes: Experience unlimited data flow and top-tier performance. Optimized Server Performance: Simplified connection modes for smoother browsing. Game Acceleration: Boost your gaming experience with reduced lag. One-Tap Connection: Easily connect to the fastest VPN server available. Intelligent Traffic Shunting: Efficiently distribute traffic for optimal performance. Low Latency Connections: Enjoy a stable, direct network connection with minimal delays. Why T-VPN Pro? With T-VPN Pro your privacy and security are always our top priorities. Whether you're browsing, streaming, or gaming, our app delivers a seamless and secure online experience. Download T-VPN Pro for Free Today! Start enjoying safe, private browsing with the power of T-VPN Pro at your fingertips. Terms of Use: https://tvpn.pro/terms-of-use.html Privacy Policy: https://tvpn.pro/privacy-policy.html

Screenshots

Calvim4 screens
T4 screens

Verdict

The call

The clearest difference is in-app purchases: Calvim at none against T's 4. Calvim also leads on ads (none vs shown) and review sentiment (96% vs 75%). T's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ratings volume 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. T sells 4 in-app purchases, starting at $2.99 per 7 days. Calvim asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calvim holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 491 and 208 respectively. Written reviews point the same way: 96% of Calvim's written reviews are positive against 75% of T's.

UpkeepUpdate frequency

Calvim ships an update every 5 weeks, T every 2 weeks. Both last shipped on November 8, 2026.

Scorecard7 real differences · 3 level
Calvim versus T: the parameters behind the verdict, then further details
ParameterCalvimT
PriceFreeFree
Rating4.8 (491 ratings) — better4.6 (208 ratings)
Positive reviews96.1% of reviews — better75.0% of reviews
Number of ratings491 — better208
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.3 — better16.0
Further details — not scored
Size84 MB87 MB
Age rating4+4+
DeveloperPouya Ahmad HeydariTexenDev OU (EU)

Customer experience

Calvim

All ratings491 ratings
Positive93.9%
Neutral3.1%
Negative3.1%
Written reviews77 reviews
Positive96.1%
Neutral1.3%
Negative2.6%

T

All ratings67 ratings
Positive91.0%
Neutral9.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral25.0%
Negative0.0%

Bugs and requests

Calvim

Reported bugs

1 issue
  • Dark mode icon removed

Requested features

4 requests
  • Lunar calendar support
  • Widget support
  • Date display on app icon
  • More features

T

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Calvim

No in-app purchases

4 purchases

T

Subscriptions4
  • Weekly$2.997 Days
  • Monthly$5.991 Month
  • Yearly$34.991 Year
Show 1 more
  • Yearly+Family$59.991 Year

Questions

Is Calvim free?
Calvim is free to download, with no in-app purchases.
Is T free?
T is free to download, with in-app purchases available.
Which has better reviews, Calvim or T?
Calvim is rated higher. Calvim averages 4.8 out of 5 from 491 ratings, while T averages 4.6 from 208 ratings.
Do Calvim or T have ads?
T shows ads; Calvim does not.
Which is updated more often, Calvim or T?
Calvim ships an update every 5 weeks, and T every 2 weeks. Most recently, Calvim was updated on November 8, 2026 and T on November 8, 2026.

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