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Sadiatec Smartpit /Sadiatec web Card

Old system:
User name : Register Telephone number / or Serial number
Password: Card ID

New system:
User name : User name same as before
Password: Card ID #

For example:
User name : SDT2-******* / 080
Password: ************* #
Smartpit Card
Coustomer center Mob:090-1767-4488(Softbank) Tel:03-3255-5861
subarashi card from iphone/Android/Web
India now 60 hours ***

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Important Notice

Dear valuable customers of Sadiatec mobile 1500 plan and J mobile, Sadiatec Japan Dialer

We are sorry to inform you that our service on 2014/04/16 from 2:00 AM~ 7:00 AM will be temporarily stopped for some maintenance. So we would like to ask for you cooperation during this period.

We are extremely sorry for the inconvenience you face during the time.

If you face any kind of problems, please call us our customer support no. Tel: 03-3255-5861, SB 09084634340, 09017674488, 09099546176

Sadiatec Webphone

Sadiatec iPhone


our dialer
Sadiatec SmartPit Calling Card
sadiatec calling card
Sadiatec smartpit card is the newest member of Sadiatec family. This is the most affordable rechargeable calling card. It can be used from telephone, mobile phone and IP Phone (NTT, KDDI or Yahoo BB 050). [More]
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Sadia SmartPit Calling Card
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SmartPit is a unique Japanese technology for money transaction. Customer can easily transfer service charge to certain service providers (calling cards, internet users, travels, IPTV etc) from more than 24000 convenient stores all over Japan. [More]
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Ring 2 Phone
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Make the cheapest phone calls from your windows PC in just three easy steps. Download and install dialer from here. Buy Ring2phone card from any reseller or directly from us. Scrach off "Username" and "Password" , enter that to dialer to login and then call. [More]
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J - Mobile
jmobile calling card
J-Mobile Smartpit Card is the newest member of Sadiatec family. This is the most affordable rechargeable calling card. [More]
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Sadiatec Mobile
Sadiatec Mobile
Cheapest international call from MOBILE phone cheaper than landlines. No computer or internet required. Sadiatec Mobile is the master piece of Sadiatec calling services. We believe in customer satisfaction. This is why we finally develop Sadiatec Mobile service. [More]
Wholesale and Business solutions
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Sadiatec is one of the largest voice traffic provider company based in Japan. We transmit our calls via only premium quality Tier 1 providers. [More]