"Got a question? 
Want to talk to me about it?"

Anser

Kedu

"Need help with
complex logical reasoning?"

Questi

Save the image with the rotation applied?

Save changes?

Enter your coupon code to receive benefits.

Enter Coupon

Check the credits that will be used for this run.
Additional features are automatically discounted by your add-on plan.

Check the credits that will be used for this run.
Credits are consumed based on the options you selected.

Run {featureName}?

Confirm the credits to recharge and payment amount.

Recharge credits?

Upload problem file

Delete chat

Delete all chats

Edit chat name

Share your chat

Edit library name

Share your library

Login Required

Pick Problem Image

Delete History

Edit History Name

Choose an exam paper from your library and pick pages just like a local PDF.

It is newly reorganized into multiple types considering difficulty and trends.

Advanced Transformation

Creates problems by changing only the numbers.

Basic Transformation

Name

Clear canvas

Copy to clipboard

Insert into editor

Handwriting Input

Book Page File Upload

LaTeX Guide

Report an Issue

Payment successful!

Book chat counts toward your Questi usage, so it is not available on the Free plan.
Credits alone do not unlock it.

Available on Basic and above

Top up your usage or upgrade your plan to keep using book chat.

Your Questi usage is used up

Problems without solutions cannot be used in an exam or textbook. Solutions will be generated after payment, and you will move on automatically when they are ready.

We are checking progress automatically. You will move to the next step when every solution is ready.

Generating solutions for {count} problems

Review the original or edited HWPX and manuscript PDF

Write each concept page or generate a draft

Review, reorder, and save the finished pages

Adjust scores and inspect similar problems

Set the textbook outline and problem order

Choose one design for the whole textbook from the cover previews

Generating similar problems...

Recognizing problems...

We need your name and phone number before you start.

Enter your basic information

No free time is included.

You can use it after recharging chat time.

Recharge chat time

You have used all your time.

Would you like to recharge chat time?

Recharge credits to keep using more features.

Which payment method would you like to use?

Select payment method

Buy credits

Ask about features and usage

Questi Guide AI

Try another teacher, or
purchase more {modelName} time.

Use your monthly base credits or purchased credits
to buy more {modelName} time.

You’ve used all your {modelName} time.

But you can still solve it directly with AI.

Only registered past exam problems can be searched.

This item is unavailable.

Log in
to use Search in document

Restyles your explanation into formats like handwriting or a diagram.

Do you want to delete this PDF? It cannot be recovered afterward.

Problem Generation Mode

Workbook rounds

A3 / A4