Free iOS App

Understand Any Document
In Seconds

Paste text, take a photo, or upload a PDF. Get an instant AI summary, explanation, or plain-English translation — on your iPhone.

Free plan available · No sign-up required · 7-day free trial

Summarize
Explain
Simplify
Ask
Paste text, upload a PDF, Word doc, or take a photo…
Analyze Document
Summary

Four AI Modes, One App

Choose how you want to understand your document — then get a result in seconds.

Summarize

Get the key points of any document in bullet-point form.

Explain

Break down jargon and complex language into plain English.

Simplify

Rewrite dense text in clear, simple language anyone can read.

Ask

Ask any question about your document and get a direct answer.

Three Steps to Clarity

No learning curve. Open the app and understand your document in under a minute.

1

Add Your Document

Paste text, upload a PDF or Word file, or take a photo of a printed document with your camera.

2

Choose Your Mode

Select Summarize, Explain, Simplify, or Ask — depending on what you need from the document.

3

Get Your Answer

Receive a clear, plain-English result in seconds. Copy it, share it, or ask a follow-up question.

Works With Every Document Type

PDFs, Word files, photos, screenshots, and plain text — Simplifier handles them all.

PDF Files
Word Docs
Camera Photo
Screenshots
Paste Text
★★★★★

Start Understanding Documents Today

Free to download. 5 analyses per day on the free plan.
7-day free trial included with any subscription.

Available on iPhone · iOS 16 or later · No account required