Best Phone Number Validation Software in 2026
Updated
In short: Neutrino Phone Validate is ranked #1 of 20 as of 3 October 2026, ahead of PhoneValidationAPI and APIFreaks Phone Validation API. The best-ranked option with a free plan is IPQualityScore Phone Validation API. The lowest first paid tier on this page is Neutrino Phone Validate at £8/mo.
20 phone number validation software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | Platform | Score | Why | From | Free plan | Paid from | Validation modes | |
|---|---|---|---|---|---|---|---|---|
| 1 | Neutrino Phone Validate | 8.9 | RecognisedAPIDocumented | £8/mo | Yes | 10 /mo | api | View |
| 2 | PhoneValidationAPI | 8.7 | RecognisedAPIDocumented | $14.99/mo | Yes | 14.99 /mo | api | View |
| 3 | APIFreaks Phone Validation API | 8.4 | RecognisedAPIDocumented | $41.67/mo | Yes | 50 /mo | api | View |
| 4 | IPQualityScore Phone Validation API | 8.2 | RecognisedAPIDocumented | Free | Yes | 99 /mo | — | View |
| 5 | HLR Lookup | 8.2 | RecognisedAPIDocumented | — | No | — | — | View |
| 6 |  Melissa Global Phone Verification | 7.7 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 7 | Veriphone | 7.1 | RecognisedAPIDocumented | — | Yes | 12.99 /mo | api | View |
| 8 | Twilio Lookup | 6.8 | RecognisedAPIDocumented | — | Yes | — | api | View |
| 9 | numlookupapi.com | 6.7 | RecognisedAPIDocumented | — | Yes | 9.99 /mo | — | View |
| 10 | FoneSwift Bulk Phone Validator | 6.5 | RecognisedAPIDocumented | — | Yes | — | batch | View |
| 11 |  Numverify | 5.9 | RecognisedAPIDocumented | — | Yes | 14.99 /mo | api | View |
| 12 | ClearoutPhone | 5.7 | RecognisedAPIDocumented | — | No | 23.16 /mo | — | View |
| 13 |  OmaxTelecom Phone Validation API | 5.6 | RecognisedAPIDocumented | — | — | — | api | View |
| 14 | Amazon Phone Number Validate | 5.5 | RecognisedAPIDocumented | — | No | — | api | View |
| 15 |  Loqate Phone Validation | 5.2 | RecognisedAPIDocumented | — | No | — | — | View |
| 16 |  libphonenumber-js | 5.2 | RecognisedAPIDocumented | — | Yes | — | api | View |
| 17 |  Telephone | 5.0 | RecognisedAPIDocumented | — | No | — | — | View |
| 18 | Acudo Phone Validation | 5.0 | RecognisedAPIDocumented | — | — | — | — | View |
| 19 |  Byteplant Phone-Validator | 4.9 | RecognisedAPIDocumented | — | No | — | — | View |
| 20 |  DOTS Phone Exchange | 4.8 | RecognisedAPIDocumented | — | No | — | api | View |
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which phone number validation software is ranked first on Inferse?
Neutrino Phone Validate is ranked #1 of 20 with a score of 8.9. PhoneValidationAPI is second and APIFreaks Phone Validation API third.
How many of these have a free plan?
2 of the 20 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Neutrino Phone Validate has the lowest first paid tier we found: £8/mo.
How is this list ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.