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The FormFit Blog

The rules behind the tools, explained plainly — file sizes, documents, ID photos, study skills and AI prompts. Written for applicants and students who would rather get it right the first time.

Photo sizes

How to Compress a Photo to an Exact Size (30KB, 50KB, 200KB) for Online Applications

Your form does not want a “small” photo. It wants a photo under an exact number of kilobytes — and it will reject you at 31KB without blinking. Here is how exact-size compression works and how to hit the number first time.

Read the guide · 5 min read →
Documents

PDF to Word Conversion: How It Works and How to Keep Your Formatting

A converted Word file that looks “almost right, but the headings moved and the table exploded” is not a broken converter — it is how PDFs work. Understanding the two formats explains every formatting surprise, and how to avoid most of them.

Read the guide · 5 min read →
Study skills

Plagiarism Checks Explained: What They Can and Can't Tell You

A plagiarism checker is not a truth machine and it is not a lie detector. It is a matching engine. Once you know what it matches — and what it structurally cannot see — the similarity score stops being scary and starts being useful.

Read the guide · 6 min read →
AI skills

How to Write an AI Prompt That Actually Works (With Examples)

“Write an essay about pollution” and a well-built prompt can differ by ten minutes of editing and a completely different grade of answer. The gap is not cleverness — it is structure. Here is the structure, with examples you can steal.

Read the guide · 6 min read →
ID photos

Passport Photo Size and Rules: A Practical Guide (PK, AU, UK, US)

“Passport size photo” is not one size. It is a family of sizes that differ by country and by document — and the rejection usually comes from the rules around the photo, not the photo itself. Here are the numbers and the rules, decoded.

Read the guide · 6 min read →

Skip the reading — fix your file now

All eight FormFit tools are free and run entirely in your browser: exact-KB compression, passport photos, PDF to Word, AI prompts and text checks.

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