
Numverify
Veriphone
NumValidate
RealPhoneValidation
Bulk Phone Normalizer
CSV Cleaner
CleanCSV AI
Our phone number lookup & validation API is the perfect tool to automate fraud protection & clean your database.

MTG Studio
Free MTG Commander deck builder, mana analysis, combo finder and opening hand tests.

Which is more popular?
Based on our record, Numlookupapi.com seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | numlookupapi.com | deckcipher.com |
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Numlookupapi.com and DeckCipher. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Numlookupapi.com - Free phone number validation API - 100k free requests / month. - Source: dev.to / about 4 years ago
In our main.js, we read the data from the input and send it to the number validation API. For this, we need an API key. In this tutorial, we use numlookupapi.com (they offer a free plan). The main.js could look something like this:. - Source: dev.to / over 4 years ago
Tracking DeckCipher since Oct 2026.
When comparing Numlookupapi.com and DeckCipher, you can also consider the following products.

Global phone number validation and lookup API
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MTG Studio is Magic: the Gathering deck and collection builder for Windows
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Phone number validation API: line type, carrier and formats for 243 countries. Clean CSV lists and Google Sheets in one upload. 1,000 free lookups a month.
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Phone number validation REST API. Simple, Free, and Open Source.
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Realtime API and Batch Phone Validation
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Clean messy CSV phone columns before CRM, dialer, or API import. Convert safe rows to E.164, preserve the rest of your data, and split risky numbers into a needs-review file in your browser.
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