GMAT Official Prep vs Jack Westin+
GMAT Official Prep
mba.comJack Westin+
jackwestin.comSide by side
| Figure | GMAT Official Prep | Jack Westin+ |
|---|---|---|
| Price from | Free | $29.99/mo |
| Free plan | Yes | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | — |
| Plans published | 2 | 1 |
| Spec score · Exam Prep Apps | 9.1 (#3) | 8.2 (#53) |
| Adaptive practice | Yes | Yes |
| Exam scope | single_exam | single_exam |
| Free plan | Yes | Yes |
| Full-length mock tests | Yes | Yes |
| Platform support | Web via the Official Prep Platform | Web and Chrome extension |
| Purpose | GMAT Official Prep products help candidates become familiar with the exam format, question types, pacing, and scoring. | Jack Westin+ is a self-study toolkit for MCAT preparation. |
| Revision plans | Yes | Yes |
Plans
GMAT Official Prep
- Free Official Starter KitFree
- Premium GMAT Study Collection 2026-2027 Bundle$299.99, paid once
In their own words
GMAT Official Prep
GMAT Official Prep has no write-up on Specifiction yet; its figures are above.
Jack Westin+
Jack Westin+ has no write-up on Specifiction yet; its figures are above.