Head-to-head · Phone Number Validation Software
numlookupapi.com vs APIFreaks Phone Validation API
numlookupapi.com leads on 1 check, APIFreaks Phone Validation API on 1, and 5 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scorenumlookupapi.com · 8.7/10
- Lowest starting pricenumlookupapi.com · $9.99/mo
- Free planboth
- Most featuresAPIFreaks Phone Validation API · 4 of 4
numlookupapi.com scores higher on our rubric for phone number validation software: 8.7 against 8.6 out of 10; our editors rank them #6 and #7.
numlookupapi.com is cheaper to start at $9.99/mo against $20/mo. APIFreaks Phone Validation API leads on monthly lookup limit: 300000 lookups/mo versus 5000 lookups/mo.
numlookupapi.com is the better fit for low-cost developers using common SDKs. APIFreaks Phone Validation API is the better fit for large-scale API and bulk validation.
- numlookupapi.com fits best
Low-cost developers using common SDKs
- APIFreaks Phone Validation API fits best
Large-scale API and bulk validation
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Side by side
| Feature | numlookupapi.com 8.7/10 Visit ↗ | APIFreaks Phone Validation API 8.6/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.7 | 8.6 |
| Ranking | #6 in Phone Number Validation Software | #7 in Phone Number Validation Software |
| Best for | Low-cost developers using common SDKs | Large-scale API and bulk validation |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | $9.99/mo (best) | $20/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud | Cloud |
| Platforms | Web | Web |
| Support | Email, Phone, Docs · 24/7 | |
| Built for | Solo, Small business, Mid-market, Enterprise | Small business, Mid-market, Enterprise |
| Features numlookupapi.com 3/4 · APIFreaks Phone Validation API 4/4 | ||
| Line type data | ✓ | ✓ |
| Carrier data | ✓ | ✓ |
| Reachability data | ✓ | ✓ |
| Bulk validation | Not checked yet | ✓ (best) |
| Specs | ||
| Validation modes | Not checked yet | Api |
| Monthly lookup limit | 5000 lookups/mo | 300000 lookups/mo (best) |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | numlookupapi.com is a JSON REST API for validating and enriching phone numbers. It suits developers and businesses that need to check validity and retrieve phone-number details inside applications. The API returns validity status,… Read the review → |
APIFreaks Phone Validation API is a REST service for developers and teams that need to verify phone numbers, enrich records, or normalize contact data. It checks possible and valid status against international numbering plans, then can… Read the review → |
Strengths and trade-offs
numlookupapi.com — where it wins
- Free plan with 100 requests per month
- Carrier, line-type, country, location, and format data
- Official JavaScript, Ruby, PHP, and Python SDKs
Where it doesn't
- Free plan is limited to 100 requests
- Basic includes only one API key
- Listed SDK support covers four programming languages
APIFreaks Phone Validation API — where it wins
- Supports phone numbers from 200+ countries
- Provides bulk validation and four normalized output formats
- Returns carrier, line-type, location, and time-zone data
Where it doesn't
- The $20 Lite plan does not state an included API-credit quota
- Successful phone-validation requests consume 2 API credits each
- Enterprise pricing and support terms are custom
- numlookupapi.com8.7/10 · Free plan
A low-cost API for developers needing validation and phone-number enrichment.
Try numlookupapi.comFull verdict → - APIFreaks Phone Validation API8.6/10 · Free plan
A broad REST API for validating, classifying, and normalizing phone numbers at scale.
Visit APIFreaksFull verdict →
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- PhoneValidationAPI vs numlookupapi.com
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All phone number validation software comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update





