Welcome to the Winteracter home page. Developed in the UK by Interactive Software Services Ltd., Winteracter is a modern GUI toolset for the Fortran programming language. It consists of various visual development tools and a substantial subroutine library. Versions are available for a variety of Fortran compilers. Winteracter is designed specifically for use with compilers which support Fortran 90 or later.

v10.0 news

Version 10.0 now available

Dual 32/64-bit licences

Dual 32/64-bit licences for Windows or Linux

Sales enquiries :
Technical support :

New on-line-ordering (21st November 2011)
Product News
Winteracter 10.0 (13th May 2014)
32/64-bit licences for Windows and Linux (13th May 2014)
Lahey Fortran 7.5 (1st July 2013)
Absoft Pro Fortran 2013 (v13.0) (24th June 2013)
v9.30g update available (23rd April 2014)
v9.20d update available (6th March 2013)
v9.0k update available (20th June 2012)
v8.0k update available (19th July 2010)

Product Highlights
Create modern GUI based applications using Fortran 90 or later.
GUI features based on native Windows and Motif components.
Avoid complex mixed language programming. Totally Fortran based.
No low level API access required.
Visual tools simplify GUI design.
Meaningful names make for highly readable and easily maintained code.
Mature platform independent graphics and operating system interface.
Numerous graphics hardcopy/export formats supported.
Distribution of Winteracter-based programs is royalty-free.
Free technical support by email.

Winteracter brochure (PDF) Winteracter brochure (Adobe PDF - 740k) Winteracter brochure (XPS) Winteracter brochure (Microsoft XPS - 1mb)

Interactive Software Services Ltd.
PO Box 2822
Stafford ST16 9FA
United Kingdom
Tel: +44 (0)1785 716517