Checkfast.pro bulk checker catalog

70+ phone, messenger, exchange and email checks. WhatsApp, Telegram, Binance, carrier — CSV and API.

64 task types · bulk CSV · Reseller API

Catalog browsing is free. Bulk checks require sign-up and USDT top-up.

Social Platform Detection

Telegram

HOT

3 task types

Telegram Checker$5Per 10,000 numbers
Basic Telegram number verification
tgmin 1,000HOTdetails
Telegram Days Checker$7Per 10,000 numbers
Telegram account activity days detection
tg_activemin 1,000HOTdetails
Telegram Age & Gender Checker$9Per 10,000 numbers
Comprehensive Telegram profile analysis including age, gender, avatar and activity data
tg_avatarmin 1,000details

WhatsApp

HOT

3 task types

Number Checker

NEW

3 task types

Phone Number Validation$8Per 10,000 numbers
Validate numbering format, line type, and reachability signals before running platform-specific checks
phonecheckmin 2,000NEWdetails
Number Active Checker$13Per 10,000 numbers
Detect phone number activity level via big-data analytics to improve SMS delivery and reduce costs
active_checkmin 2,000NEWdetails
High-value Users Checker$14Per 10,000 numbers
Identify high-value phone users via big-data signals for better targeting and prioritization
high_value_usersmin 1,000NEWdetails

Viber

NEW

3 task types

Viber Checker$1Per 10,000 numbers
Viber account verification
vibermin 1,000details
Viber Days Checker$10Per 10,000 numbers
Detect Viber account activity days and last online time
viber_activemin 1,000details
Viber Avatar, Age, Gender & Others$30Per 10,000 numbers
Detect Viber account age, gender and profile information
viber_seniormin 1,000NEWdetails

iMessage

HOT

1 task types

iMessage Checker$4Per 10,000 numbers
iMessage account verification
imessagemin 2,000HOTdetails

RCS

HOT

1 task types

RCS Checker$3Per 10,000 numbers
RCS/Google Messages account verification
rcsmin 500HOTdetails

Signal

NEW

1 task types

Signal Checker$8Per 10,000 numbers
Signal account detection and verification by phone number
signalmin 500NEWdetails

VK

1 task types

VKontakte Checker$16Per 10,000 numbers
Detect whether phone numbers are registered on VKontakte (RU only)
vkmin 1,000details

Apple ID

2 task types

Apple Checker$3Per 10,000 numbers
Apple device verification
applemin 1,000details
Apple Email Checker$4Per 10,000 emails
Apple email account validation and detection
apple_emailmin 1,000details

Facebook

HOT

2 task types

Facebook Checker$0.6Per 10,000 numbers
Facebook account detection and validation
facebookmin 100HOTdetails
Facebook Email Checker$0.6Per 10,000 emails
Facebook email account validation and detection
facebook_emailmin 1,000details

Amazon

HOT

2 task types

Amazon Checker$4Per 10,000 numbers
Amazon account verification
amazonmin 100HOTdetails
Amazon Email Checker$4Per 10,000 emails
Amazon email account validation and detection
amazon_emailmin 100HOTdetails

Instagram

2 task types

Instagram Checker$0.6Per 10,000 numbers
Instagram account verification
instagrammin 100details
Instagram Email Checker$0.6Per 10,000 emails
Instagram email account validation and detection
instagram_emailmin 1,000details

MAX

HOT

2 task types

MAX Checker$24Per 10,000 numbers
MAX account activation detection by phone number
maxmin 1,000HOTdetails
MAX Full Info Checker$40Per 10,000 numbers
MAX account full profile: gender, age, last seen, avatar
max_fullmin 1,000HOTdetails

Netflix

NEW

2 task types

Netflix Number Checker$14Per 10,000 numbers
Netflix account detection by phone number
netflixmin 1,000NEWdetails
Netflix Email Checker$14Per 10,000 emails
Netflix email account validation and detection
netflix_emailmin 1,000details

Line

NEW

2 task types

Line Checker$10Per 10,000 numbers
Line account verification
linemin 2,000NEWdetails
Line Age & Gender Checker$30Per 10,000 numbers
Detect Line account age, gender and profile information
line_seniormin 2,000NEWdetails

X (Twitter)

2 task types

Twitter Checker$2Per 10,000 numbers
Twitter account detection and validation
twittermin 2,000details
Twitter Email Checker$2Per 10,000 emails
Twitter account detection by email address
twitter_emailmin 1,000details

Telegram Username

NEW

3 task types

Telegram Username Checker$3Per 10,000 usernames
Telegram registration check by username
tg_usernamemin 1,000NEWdetails
Telegram Username Avatar Checker$5Per 10,000 usernames
Telegram nickname and avatar by username
tg_username_avatarmin 1,000NEWdetails
Telegram Username Profile Checker$7Per 10,000 usernames
Telegram profile and avatar analysis by username
tg_username_profilemin 1,000NEWdetails

LinkedIn

NEW

3 task types

LinkedIn Number Checker$10Per 10,000 numbers
Detect whether phone numbers are registered on LinkedIn (US and India)
linkedin_phonemin 1,000NEWdetails
LinkedIn Email Checker$1Per 10,000 emails
Detect whether email addresses are registered on LinkedIn
linkedinmin 1,000NEWdetails
LinkedIn Email Profile Checker$20Per 10,000 emails
Detect email registration and enrich with gender, country, industry, job title and inferred salary
linkedin_profilemin 1,000NEWdetails

Zalo

1 task types

Zalo Checker$4Per 10,000 numbers
Zalo account verification
zalomin 500details

TikTok

NEW

1 task types

TikTok Checker$18Per 10,000 numbers
Detect whether phone numbers are registered on TikTok
tiktokmin 2,000NEWdetails

Microsoft

1 task types

Microsoft Checker$4Per 10,000 numbers
Microsoft account verification
microsoftmin 1,000details

Snapchat

NEW

1 task types

Snapchat Checker$30Per 10,000 numbers
Snapchat account detection and verification by phone number
snapchatmin 2,000NEWdetails

Messenger

NEW

1 task types

Messenger Checker$5.6Per 10,000 numbers
Messenger account detection and verification by phone number
messengermin 2,000NEWdetails

GoTo

1 task types

GoTo Checker$14Per 10,000 numbers
GoTo account detection and verification by phone number
gotomin 1,000details

Threads

1 task types

Threads Checker$1.6Per 10,000 numbers
Threads account detection and verification by phone number
threadsmin 1,000details

Spotify

1 task types

Spotify Email Checker$2Per 10,000 emails
Spotify email account validation and detection
spotify_emailmin 1,000details

Band

1 task types

Band Checker$2Per 10,000 numbers
Band account detection by phone number
bandmin 100details

DHL

NEW

1 task types

DHL Checker$3Per 10,000 numbers
DHL account detection by phone number
dhlmin 500NEWdetails

Sideline

NEW

1 task types

Sideline Checker$3Per 10,000 numbers
Detect whether phone numbers are registered on Sideline
sidelinemin 500NEWdetails

Airbnb

NEW

1 task types

Airbnb Checker$4Per 10,000 numbers
Detect whether phone numbers are registered on Airbnb
airbnbmin 1,000NEWdetails

Pornhub

NEW

1 task types

Pornhub Email Checker$20Per 10,000 emails
Pornhub email account validation and detection
pornhubmin 1,000NEWdetails

Temu

NEW

1 task types

Temu Checker$4Per 10,000 numbers
Detect whether phone numbers are registered on Temu
temumin 1,000NEWdetails

Cryptocurrency Exchange Detection

Binance

2 task types

Binance Checker PRO$13Per 10,000 numbers
Binance account verification
binancemin 2,000details
Binance Email Checker$30Per 10,000 emails
Binance email account validation and detection
binance_emailmin 2,000details

KuCoin

2 task types

KuCoin Checker$14Per 10,000 numbers
KuCoin account verification
kucoinmin 2,000details
KuCoin Email Checker$14Per 10,000 emails
KuCoin email account validation and detection
kucoin_emailmin 2,000details

HTX

2 task types

HTX Checker$7Per 10,000 numbers
HTX (formerly Huobi) exchange account verification
htxmin 2,000details
HTX Email Checker$14Per 10,000 emails
HTX email account validation and detection
htx_emailmin 2,000details

CoinW

2 task types

CoinW Checker$4Per 10,000 numbers
CoinW account verification
coinwmin 2,000details
CoinW Email Checker$14Per 10,000 emails
CoinW email account validation and detection
coinw_emailmin 2,000details

Crypto.com

NEW

1 task types

Crypto.com Email Checker$30Per 10,000 emails
Crypto.com email account validation and detection
crypto_emailmin 2,000NEWdetails

Email & Carrier Detection

Email Validation

NEW

1 task types

Email Validation$14Per 10,000 emails
Detect whether email addresses are registered on Outlook, Gmail, Yahoo, Mail.ru, or iCloud
email_checkmin 2,000NEWdetails

Carrier Detection

1 task types

Carrier Detection$4Per 10,000 numbers
Identify line type (Mobile/Virtual/Landline), carrier, country and region/city for each number. Multiple countries supported.
carriermin 500details

Advanced US Carrier

NEW

1 task types

Advanced US Carrier Checker$30Per 10,000 numbers
For US & Canada numbers, identify line type (Mobile/VoIP/Landline), carrier name, and region/city with high accuracy
us_carrier_premiummin 2,000NEWdetails