InterCal vs TrustTunnel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Dual calendar display
- Event management with notifications
- Customizable themes and dark/light mode
- Widget support
- Offline access
- Holiday tracking
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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/
TrustTunnel
This application provides fast, secure, and reliable VPN connections by disguising traffic as regular HTTPS. It allows users to connect to their own servers and manage network traffic with flexible routing rules, offering enhanced privacy and control.
- Fast and secure VPN connections
- Bypasses throttling and deep-packet inspection
- Connects to personal servers (home, cloud, corporate)
- Flexible routing rules for traffic management
- Real-time request log for network monitoring
- Separates work and personal traffic
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Protect your online activity while keeping your personal data fully under your control. Set up an unlimited number of VPN servers worldwide and securely connect to them through a modern, fast, and reliable protocol — TrustTunnel. TRUSTTUNNEL: YOUR DATA, YOUR SERVER, YOUR RULES TrustTunnel is an open-source VPN protocol that puts you in full control. Set up your own VPN servers anywhere in the world and connect to them through a fast, modern protocol — built by the team behind AdGuard. KEEP YOUR ONLINE ACTIVITY PRIVATE Websites, apps, and your ISP can see what you do online. TrustTunnel masks your real IP address and encrypts all your traffic. No one can track your browsing — not even your ISP, advertisers, or third parties. SET UP YOUR OWN SERVER — EASY Most self-hosted VPNs are complicated. TrustTunnel is different. - Step-by-step setup wizard guides you through server configuration - Deploy on any VPS, cloud, home server, or corporate infrastructure - No technical expertise required — just follow the instructions FAST, RELIABLE, AND OPEN SOURCE TrustTunnel uses a modern protocol designed for speed and resilience. - HTTP/2 and QUIC support for low-latency connections - Open-source code — auditable, transparent, and trustworthy - No third-party servers between you and your data FLEXIBLE CONFIGURATION FOR EVERY SERVER - Customize each server the way you want - Set DNS resolvers per server to block trackers and reduce unwanted ads - Manage routing rules with flexible profiles - Monitor traffic in real time with built-in connection log - Connect with one tap — no reconfiguration needed NO LIMITS, NO SUBSCRIPTIONS TrustTunnel is completely free. No trials, no hidden fees. - Add unlimited servers - No data caps, no bandwidth limits - No ads, no tracking BUILT BY A TRUSTED PRIVACY COMPANY TrustTunnel is developed by AdGuard, which has over 17 years of experience protecting users online. Our protocol has been featured in Tom’s Guide, TechRadar, and other media outlets. Millions of users trust AdGuard for privacy. TrustTunnel brings that same commitment to your VPN. USE IT EVERY DAY - Daily browsing — protect your privacy from trackers and data collectors - Public Wi-Fi — encrypt your traffic on untrusted networks - Travel — access home-region content while abroad FREE AND OPEN SOURCE - Unlimited servers - Unlimited connections - Real-time connection log - Flexible routing profiles - DNS configuration per server - No data collection - No ads TrustTunnel. Your Internet. Your server. Your rules.
Screenshots
Verdict
The clearest difference is review sentiment: TrustTunnel at 60% against InterCal's 0%. TrustTunnel also leads on rating (4.3 vs 4.0) and ratings volume (10 vs 2). InterCal's advantage is update cadence (every 5 days vs every 2 months). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TrustTunnel holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: TrustTunnel has 10 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 60% of TrustTunnel's.
InterCal ships an update every 5 days, TrustTunnel every 2 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.
| Parameter | InterCal | TrustTunnel |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) | 4.3 (10 ratings) — better |
| Positive reviews | 0.0% of reviews | 60.0% of reviews — better |
| Number of ratings | 2 | 10 — better |
| Update frequency | Every 5 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Mohammad Reza Reghabi | Adguard Software Limited |
Customer experience
InterCal
TrustTunnel
In-app purchases
InterCal
No in-app purchases
TrustTunnel
No in-app purchases









