| Title | Company | License | Price | Avg Rating | Downloads |
| UCon: Integral Scientist Units Converter | Qivx Inc | Shareware | $19.95 | NR | 129 |
| Units conversions, 33 categories, complex unit entry, calculator, import/export |
| Uconeer | Katmar Software | Freeware | $0 | NR | 25 |
| freeware units conversion for engineers. 397 units in 46 categories. |
| MATruss | MA Software | Shareware | $25 | NR | 50 |
| matruss performs strength calculations for truss constructions. |
| DataFit | Oakdale Engineering | Commercial | $229 | NR | 101 |
| datafit curve fitting, statistical analysis and data plotting software. |
| GIPALS - Linear Programming Environment | Optimalon Software | Shareware | $115 | NR | 26 |
| linear programming environment for constrained optimization. |
| PG Calculator (Second Edition) | P.Gridniew & J.Kornak | Shareware | $19.95 | NR | 93 |
| multifunction scientific skinable algebraic/rpn calculator for windows |
| NLREG | Phillip H. Sherrod | Demo | $195 | NR | 189 |
| nlreg performs nonlinear regression and curve fitting |
| DTREG | Phillip H. Sherrod | Demo | $800 | NR | 74 |
| dtreg generates classification and regression decision trees |
| Scientific Letter | Scientific Networks Software | Shareware | $29.95 | NR | 95 |
| beautiful scientific mailer for a mail messages with complex equation |
| PDFtyper | the EZ-Forms Company (EZX Corporation) | Shareware | $59 | NR | 193 |
| fill (type), save, print eforms. ez-import of pdf, images, scans, encrypts. |
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