TextNow is free with ads. TwinNumber is a mobile line.
TextNow's free Wi-Fi numbers suit everyday texting in North America. TwinNumber is a paid mobile line for the accounts and codes you can't afford to lose.
Side by side
| At a glance | TwinNumber | TextNow |
|---|---|---|
| Line type | Mobile | VoIP (free Wi-Fi numbers) |
| Price | $30 per 3 months or $100 a year, per number | Free with ads; paid add-ons and data plans |
| Verification codes | Received free, in your browser inbox | Most need Lock In Number, Ad-Free+ or a TextNow SIM |
| Ads | None | On the free tier; Ad-Free+ removes them |
| Who can get one | Usable from 150+ countries; no U.S. SIM needed | U.S. or Canadian numbers; sign-up and use in North America only |
| Keeping the number | Yours while your plan is active; held 30 days if a renewal fails | Free numbers can be recycled when inactive; locking keeps them |
Facts about TextNow come from its own website, checked on Oct 22, 2026. Prices and rules change; check theirs before you decide.
What actually differs
The three differences between TwinNumber and TextNow that matter most for verification codes.
Mobile, not VoIP
TextNow's own help center calls it a VoIP service and says some services don't accept its numbers for verification. A TwinNumber is registered as mobile.
Codes come with the plan
On TextNow, most verification codes need a paid subscription or a TextNow SIM on top of the free number. A TwinNumber plan includes them, and receiving texts is free.
Usable outside North America
TextNow numbers come from U.S. and Canadian area codes, and TextNow says it can only be downloaded and used in North America. TwinNumber works from 150+ countries in a web browser.
When TextNow is the better choice
If you're in the U.S. or Canada and want a free number for everyday texting and calling, and ads don't bother you, TextNow's free tier costs nothing. It also offers SIM and eSIM service on its U.S. network.
Questions
Is a TextNow number a mobile number?
TextNow's help center calls it a VoIP service and suggests asking each app whether it accepts TextNow numbers. A TwinNumber is registered as mobile.
Can I get verification codes on a free TextNow number?
TextNow says most codes need Lock In Number, Ad-Free+ or a TextNow SIM, and some services still turn its numbers away. On TwinNumber, codes arrive in your browser inbox and receiving is free.
Can I lose my number?
TextNow can recycle free numbers after a period without use, unless you have Lock In Number, Ad-Free+ or a TextNow plan. A TwinNumber stays yours while your plan is active; if a renewal fails, it's held for 30 days.
Will every service accept a TwinNumber?
Each service sets its own rules. A mobile line type passes the line-type check that turns VoIP numbers away, but it doesn't guarantee approval.
Other comparisons
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