# Calvim vs T

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.

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.

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.

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

## The numbers

| Metric | Calvim | T |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (491 ratings)](https://appshunter.io/ios/app/calvim-calendar/id6739218322/reviews)** | [4.6 (208 ratings)](https://appshunter.io/ios/app/t-vpn-pro/id6740251340/reviews) |
| Number of ratings | **491** | 208 |
| Positive reviews | **96.1% of reviews** | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 84 MB | 87 MB |
| Requires iOS | **15.3** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pouya Ahmad Heydari](https://appshunter.io/developer/1784287878) | [TexenDev OU (EU)](https://appshunter.io/developer/1789222110) |

## What reviewers say

### Calvim

[App page](https://appshunter.io/ios/app/calvim-calendar/id6739218322)

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:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and user-friendly
- 🌟 Awesome app
- 💯 Perfect app
- 🌟 Awesome update

**What reviewers complain about**

- 🌙 Lack of lunar calendar support
- 🔍 Minimal features

**Reported bugs**

- Dark mode icon removed

**Requested features**

- Lunar calendar support
- Widget support
- Date display on app icon
- More features


### T

[App page](https://appshunter.io/ios/app/t-vpn-pro/id6740251340)

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:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $5.99 | per month |
| Yearly | $34.99 | per year |
| Yearly+Family | $59.99 | per year |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*