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The tools below can be purchased via either a credit card or a wire transfer. After the purchase you will receive the product license key(s) via email with the instructions how to register it under your account. Need help deciding which product you need? Contact us.
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ASN.1 Playground
1-Month Pass 
One month (non-renewing) access to the ASN.1 Playground advanced features
$70
per user
asn1.io BASIC
Monthly Subscription
ASN.1 Playground and NAS Playground
$50
per user, per month
asn1.io BASIC
Annual Subscription
ASN.1 Playground and NAS Playground
$35
per user, per month (billed annually)
* volume discounts are available *
asn1.io PRO
Monthly Subscription
ASN.1 Playground, NAS Playground, ASN.1 Schema Analyzer, ASN1Doc and Visual Studio Code ASN.1 extension.
$100
per user, per month
asn1.io PRO
Annual Subscription
ASN.1 Playground, NAS Playground, ASN.1 Schema Analyzer, ASN1Doc and Visual Studio Code ASN.1 extension.
$70
per user, per month (billed annually)
* volume discounts are available *
ASN1Vcx
Annual Subscription
Visual Studio Code ASN.1 extension
$16
per user, per month (billed annually)
* volume discounts are available *
NAS Playground
1-Month Pass
One month (non-renewing) access to the NAS Playground advanced features.
$50
per user
* volume discounts are available *
ASN.1 Playground ASN1Doc Schema Analyzer NAS Playground ASN1Vcx
BASIC The bundle for your daily needs: you can troubleshoot ASN.1 and NAS encodings and also learn ASN.1-based protocols.
PRO Adds schema analysis and editing tools to the BASIC bundle, covering most ASN.1 developer needs.

ASN1Vcx Do you wish to edit ASN.1 schemas or encode/decode/visualize ASN.1 data from the comfort of your favorite IDE? Choose the Visual Studio Code ASN.1 extension.


Features Free Commercial
(BASIC or PRO)
ASN.1 Playground
Schema Validation
Encoding/Decoding BER/DER/OER/COER/PER/UPER
Support for JSON and XML
Large ASN.1 schemas *
Unlimited number of Compile *
Generate sample ASN.1 Value
Unlimited number of Encode/Decode
Decoding of concatenated PDUs
Decode into CSV format
Automatic encoding/decoding of open types
Relay safe encoding/decoding
Deep nesting in ASN.1 types
Large input values and binary data
Large encoding/decoding diagnostics and decoded data (values)
ASN1Doc
HTML Generation
Microsoft Word compatibility
Processing of Javadoc-style comments
Large ASN.1 schemas *
Page layout formatting
Alignment/Indentation/Tabulation
ASN.1 Schema Analyzer
Design and Naming Analysis
Large ASN.1 schemas *
Performance Analysis
Internationalization Analysis
Versioning Analysis
NAS Playground
NAS message decoding
Unlimited number of Decodes
Large input Message size
Decode to XML
Unlimited Output
ASN1Vcx
Schema Color Coding
Schema Autocompletion
Schema Validation
VS Code Workspace Support
BER/DER/OER/COER/PER/UPER/CPER/CUPER/JER
Decode binary to tree view
Decode binary to ASN.1 value notation
Encode ASN.1 value notation to binary
Generate random ASN.1 Value