Professional Decoders

Professional Decoders

Professional Decoders.
Professional Service.

Safe Checkout

At and we take your security and privacy very seriously and we carefully protect your information. When you submit your contact details via our website, your information is protected both online and offline. To securely process your payment, we use industry leading payment processors including PayPal and bank transfer.

Alegro Prodecoder Ltd.

A team of true experienced engineers that work constantly on research and development of new products that are helping locksmiths and professionals all around the world! 

DHL delivery worldwide

DHL Express is one of the fastest and safest logistic services around the world. Our clients are always provided with tracking number of their shipment and they can track and trace their packages in the DHL system. Our Professional Decoders (Prodecoders) and Tools are shipped in special high end plastic boxes that protects the tools during the shipping process. 

Online Customer Support

You have questions on prices, delivery or training courses? Contact us by mail at or by phone at +359 885 846 864 (WhatsApp & Viber also)

Professional Decoders for Home Locks

Prodecoder Single Kit Doppia Mappa is a professional kit series for Double Bit Locks. The kit comes with two KEYS which allows two turns to be “memorised”. Hence, a mechanical key can be made faster and much more precised. The Kit is designed to help you make duplicate keys in 


ProEdition Series is dedicated to the Double Bit Locks. The series consists of more then 30 types of Double Bit Locks that these tools can open with ease. Fast opening procedure that is really easy to learn. Such tools are a must for the professional locksmiths. 

Prodecoder Automatic series works on self impressioning method of opening- a non-destructive, covert method of creating a working key for a lock without picking or disassembly. Extremely easy to work with, the tools overcome Double Bit locks that are considered high class. 

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What we do in short

About our Products

Our professional decoders are made very easy to work with. When purchasing Prodecoder Professional Decoders you receive a personalised video which helps you master the correct opening procedure

Our Company

We at Alegro Prodecoder Ltd. invent and produce revolutionary locksmith tools in Sofia, Bulgaria. We sell our products to professionals all around the world. Our company is compliant with the newest EU regulations.

Our offer

  • innovative professional decoders
  • competitive prices- safe checkout
  • fast delivery worldwide with DHL
  • after sale service