1stChat vs International Calling
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1stChat
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1st CHAT – The ultimate secure messaging app with end-to-end encryption , zero data storage, and anonymous sign-up. No logs, no tracking—just pure privacy. Your chats stay only with you, protected by a security PIN and encrypted voice calls with avatar sound. Stay secure, stay private.
International Calling
Make affordable international calls to landlines and mobile phones in over 180 countries. Your verified number appears as caller ID, ensuring calls are recognized. Pay only for the minutes used with no surprise bills or subscriptions.
- Calls to 180+ countries
- Low rates starting at $0.02/min
- Verified caller ID
- Pay-as-you-go credits
- No subscriptions or contracts
- Encrypted call audio
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CallSky connects you to real phone numbers in 180+ countries. Landlines and mobiles, through the actual phone network — not an internet-to-internet gimmick. The person you're calling doesn't need an app or even WiFi. Rates start at $0.02/minute. That's up to 90% less than what your carrier charges. WHY CALLSKY EXISTS International calls shouldn't cost a fortune. And when you call your mom in another country, she should see your name on her phone — not "Unknown Caller." We built CallSky because existing options were either too expensive, too unreliable, or both. WHAT YOU GET - Rates from $0.02/min across 180+ countries. You see the exact cost before you dial. - Your verified number shows as caller ID. People actually pick up when they recognize who's calling. - A call can never cost more than your credit. When it runs out, the call ends, so there are no surprise bills. - No subscriptions. Buy credits when you need them, use them whenever. WHO USES CALLSKY - Parents calling family overseas every week without dreading the phone bill - Business owners reaching international clients who need to see a real caller ID - Students abroad calling home - Travelers who'd rather not pay roaming rates - Anyone calling banks, embassies, or government offices in another country - Former Skype users who need a replacement for international calls PLEASE NOTE - Outgoing calls only — CallSky makes calls, it doesn't receive them - Not for emergencies — always use your phone's native dialer for 911, 999, or 112 - Needs WiFi or mobile data to place calls HOW IT WORKS 1. Sign in with Google, Apple, or email 2. Verify your phone number for caller ID (optional but worth it) 3. Buy credits — pay as you go 4. Dial the number, check the rate, and call UNDER THE HOOD - Every call runs on a carrier-grade network, with direct connections to carriers worldwide - You pay the rate you saw before dialing, billed per minute on the call time the network reports - Call audio is encrypted from the app to our network No monthly fees. No contracts. No hidden charges. Privacy Policy: https://callsky.io/privacy Terms of Use: https://callsky.io/terms
Screenshots
Verdict
The clearest difference is update cadence: International Calling at fortnightly against 1stChat's monthly. 1stChat's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases 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
Both are free to download. 1stChat sells 3 one-off in-app purchases and International Calling sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
1stChat ships an update monthly, International Calling fortnightly. Both last shipped on November 8, 2026.
| Parameter | 1stChat | International Calling |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (30 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 30 — better |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 47 MB | 39 MB |
| Age rating | 17+ | 4+ |
| Developer | DIGITAL ERA GROUP COMPANY LIMITED | Venus Cloud Ltd |
In-app purchases
1stChat
- 1 Month$0.99
- 3 Month$0.99
- 12 Month$2.99
International Calling
- Small Top-Up Pack$5.00
- Medium Top-Up Pack$10.00
- Large Credit Pack$20.00









