15 Free Online Tools Every Student Needs in 2026

Assignments, notes, applications and presentations — student life runs on files. These free tools work right in your browser with no sign-up.

For assignments

1. Scan to PDF — turn handwritten pages into a clean PDF with your phone.
2. PDF Merger — combine all your pages and documents into one file for submission.
3. Word to PDF — submit work in a format that looks the same on your teacher's screen.
4. PDF to Word — edit a PDF handout or past paper.
5. Word Counter — hit the word limit exactly.

For uploads and applications

6. PDF Compressor — get under 1 MB or 2 MB upload limits.
7. Image Resizer — resize photos to the exact pixels a form asks for.
8. HEIC to JPG — fix iPhone photos that won't upload.
9. Images to PDF — turn certificate photos into one document.

For studying

10. GPA Calculator — know where you stand before results.
11. Percentage Calculator — marks, discounts and increases in seconds.
12. Pomodoro Timer — focus in 25-minute sprints.
13. PDF to Markdown — paste clean notes into AI tools.

For presentations

14. PDF to PowerPoint — turn a PDF into slides.
15. QR Code Generator — put a link to your project on the last slide.

All of these run on your own device, so your files stay private. Bookmark dorapdf.com and you'll always have them ready.