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Life & fun · alternatives · 2026

24 alternatives to Callzo

Every time I land at an international airport, first thing I want to do is call home. Just to say I'm here, I'm safe. But my family isn't always online on WhatsApp. And calling normally from a foreign SIM costs a lot for an international number. I built Callzo for that. Nothing like rocket science or latest AI buzz. Open a browser, call any number, done. Tried it on my Japan trip. Called home when I landed. On the way back, a friend wanted me to check iPhone prices at the airport — called him through Callzo while I had Japan's internet running. Whole trip, I didn't even use 10 minutes.…

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1
    ZippCall▲136

    You may have heard Microsoft is closing down Skype in a month: https://news.ycombinator.com/item?id=43202052#43202881 As someone originally from the UK who spends a significant amount of time in Morocco, I constantly faced the challenge of making affordable and straightforward calls back home, especially to essential services like my bank or credit card company - Skype always made it easier for me with their outgoing to calls to a regular phone number. I used Skype 2/3 times a week. When I heard they were closing down, and saw a post by @levelsio on X, I put my head to…

    2025 · zippcall.com · its alternatives →

  2. 2

    I built Voklit because I was tired of paying $2+/min to call banks and airlines overseas. Needed a US number that works anywhere with actual affordable rates. It's a web-based VoIP service (mobile apps coming soon). You get a real US phone number, pay-as-you-go minutes on top of a small subscription that covers the infrastructure. Bootstrapped, solo founder. Built with [Go/Next.js/ and Websockets] if anyone's curious about the stack. Adding more countries soon. Happy to answer questions or hear feedback.

    Jan 2026 · voklit.com · its alternatives →

  3. 3
    Calloza▲11

    Global phone always with you, just open browser

    Apr 2026 · calloza.com · its alternatives →

  4. 4
    Tascom▲274

    Virtual phone numbers, travel eSIMs & international calling

    2023 · its alternatives →

  5. 5
    DialVia▲10

    Cheap international calls from your browser

    2025 · dialvia.com · its alternatives →

  6. 6
    Yadaphone▲166

    In-browser international calls at low rates

    2025 · yadaphone.com · its alternatives →

  7. 7
    Calltuv▲20

    Make low-cost international calls from United States to 200+ countries. Call landlines and mobiles from your browser with crystal-clear quality and no hidden fees.

    Dec 2025 · calltuv.com · its alternatives →

  8. 8

    Make international calls from browser | cheap calling online

    Nov 2025 · startacall.com · its alternatives →

  9. 9

    Call United States from your browser, from $0.02/min. Real mobiles and landlines, live rates, pay as you go. No app, no monthly plan.

    Nov 2025 · callspark.app · its alternatives →

  10. 10

    I built CallSky as a simple alternative for international calling after Microsoft shut down Skype earlier this month. The app lets you make calls to landlines and cell phones worldwide starting at $0.01/minute with a pay-as-you-go model. I noticed that while Teams replaced Skype's video/chat conferencing, it doesn't offer the same affordable PSTN calling that many people relied on. WhatsApp and other messaging apps don't solve this - whether you're an expat calling the IRS for taxes, reaching elderly family members who don't use smartphones, or contacting people in areas with…

    2025 · callsky.io · its alternatives →

  11. 11

    Get a US phone number in seconds

    2016 · its alternatives →

  12. 12OC

    Hello HN community, This is bootstrapped/indie hacker-ish. Would appreciate feedback. What it is: You create a link (e.g. onair/yourname), and anyone can call you from it. Caller uses a web browser to make the call (not dedicated app). You can create as many links as you want, and can direct calls to colleagues in a round-robin or escalation manner. In a way, it's like the "opposite of Calendly"; whereas Calendly is about meetings in the future, OnAir is about immediate meetings. Motivation behind it: One of our SaaS products was struggling to grow. We believed that if we provide…

    2024 · onair.io · its alternatives →

  13. 13

    Internet-free international calling for $1 a month

    2016 · rebtel.com · its alternatives →

  14. 14
    Roamer▲78

    Link your mobile number to a foreign SIM card and save $

    2014 · roamerapp.com · its alternatives →

  15. 15

    Hi HN, I built Jetcaller (https://jetcaller.com ), a simple web app for making international calls directly from the browser — no installs or SIM. Built it after getting tired of clunky international calling setups while working remotely. I intentionally kept it minimal and shipped early instead of overbuilding. It’s live and very early. Would love feedback on usefulness, or anything that feels unnecessary. Happy to answer questions. — Sankar

    Feb 2026 · jetcaller.com · its alternatives →

  16. 16

    Make (very) Cheap International Calls from Your Browser!

    2025 · dialanyone.com · its alternatives →

  17. 17

    Hi HN, As a weekend project, I hacked together a physical phone, a Raspberry Pi running Asterisk and Twilio, to let toddlers safely make international calls. I’ve documented the setup in this write-up and published the code + Ansible playbooks on GitHub so others can replicate it. I built this so kids of expats can easily stay in touch with family on other continents. Would love feedback from anyone who’s worked on something similar or tries building this themselves! writeup: https://wip.tf/posts/telefonefix-building-babys-first-intern... github repos: -…

    2025 · wip.tf · its alternatives →

  18. 18

    I build a skype clone, where you can make international calls via browser. Skype was my go to app for that, but since they shut it down, decided to build my own. Its perfect for calling international customer support, or any other gov numbers. Its pay-as-you-go - so no subscription charges, very transparent pricing. You can just top up $5 and see pricing in real time during the call.

    Oct 2025 · bubblyphone.com · its alternatives →

  19. 19

    Call any country from your browser. No app. No hassle.

    Feb 2026 · calliva.app · its alternatives →

  20. 20

    Call any phone worldwide from your browser. No app, no SIM

    Apr 2026 · callana.app · its alternatives →

  21. 21

    Cheapest international calls go mobile on iOS and Android!

    Jun 2026 · dasfone.com · its alternatives →

  22. 22

    Cheap international phone calls in a dead simple UI

    2025 · sproutcall.com · its alternatives →

  23. 23

    Call anyone, anytime without expensive subscription

    Nov 2025 · getdialo.com · its alternatives →

  24. 24

    Like regular voice roaming, but much cheaper.

    2019 · avo-simfree.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →