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Point, shoot, understand: we tested every AI homework helper picture app worth a place on a student’s phone.

Homework help used to mean a textbook answer key or a patient older sibling. Today, however, it means a camera. An AI homework helper picture app reads a photo of the problem, recognises the subject and writes out the steps, often before you have put the pencil down.

However, the apps are not interchangeable. Some are fast answer machines, some are tutors that refuse to give the answer away, and some are general assistants that happen to read photos well. So we sorted the best AI homework helper options by what they are good at: photo solving, pure math, human help and real learning.

Also, every price below was checked in September 2026 on official pages or app store listings. Better still, most tools have a free tier, so you can test each AI homework helper picture app before paying for any.

Gauth: The AI Homework Helper Picture App for Every Subject

Gauth is the app most students mean when they search for an AI homework helper. In fact, it is the Gauth AI homework helper that made the category famous. Snap or paste a question, and it returns a numbered solution in math, science, business or the humanities. It comes from ByteDance and has ranked just behind Duolingo among US education apps.

Beyond the solver, it now adds an AI calculator with a word problem mode, Gauth Atlas for visual topic stories and an AI Course with a tutor you can talk to. In addition, live human experts cover the questions the AI gets wrong.

Still, the catches are accuracy on unusual problems and privacy, because uploads can become public. Gauth Plus costs $11.99 a month or $99.99 a year.

Key Features

  • Photo, paste and text question solving with numbered steps
  • Math, calculus, chemistry, biology, business and social science
  • AI calculator with a separate word problem mode
  • Gauth Atlas and an AI Course with a voice tutor
  • Live human experts for harder questions
  • Web, iOS, Android, Windows and a Chrome extension

Who is it for?

Above all, high school and college students who want the steps for mixed homework fast. Younger children and privacy-minded families should look at Khanmigo first.

Why choose

?

It reads a messy worksheet photo faster than any rival and covers far more than math.

BASIC
Free
  • Limited daily AI answers
  • Assignment Solver credits
  • All subjects
PAID START FROM
$ 8.33 / month
  • Gauth Plus, $99.99 yearly
  • $11.99 billed monthly
  • More answers and credits
  • More live expert help

Our Gauth AI Review tests its accuracy, the free limits and the privacy terms in detail.

Photomath: An AI Homework Helper Picture Scanner Built for Math

Photomath is the original camera math solver, and Google now owns it. Point your phone at a printed or handwritten problem, including word problems, and it shows the solution step by step, often with more than one method. For math alone, no AI homework helper picture tool is simpler.

Above all, its biggest strength is that the core step by step math stays free. As a result, it is the easiest recommendation for a student who only needs algebra, geometry or calculus help.

Meanwhile, Photomath Plus adds animated explanations and textbook solutions for $9.99 a month or $69.99 a year, with a free trial. It does not cover chemistry, history or essays.

Key Features

  • Scans printed and handwritten math, including word problems
  • Step by step solutions with several methods
  • Covers elementary math through calculus
  • Free core solutions, no account needed to start
  • Plus adds animated steps and textbook solutions
  • Owned by Google since 2023

Who is it for?

Mainly students whose homework is mostly math and who want free, clear steps. Mixed subject homework needs Gauth, StudyX or a general assistant.

Why choose

?

The best free step by step math in this list, backed by Google.

BASIC
Free
  • Free step by step math
  • Handwriting scanning
  • Word problems
PAID START FROM
$ 5.83 / month
  • Photomath Plus, $69.99 yearly
  • $9.99 billed monthly
  • Animated explanations
  • Textbook solutions

StudyX: An AI Homework Helper Screenshot Tool With a Browser Extension

StudyX works like a Swiss Army knife for coursework. Upload an image or a PDF, type a question or take a screenshot through its browser extension, and it answers with steps. The company says 16 million students use it, backed by 75 million community-verified answers.

Moreover, it goes well past homework help. AI notes, flashcards, quizzes, live lecture transcription and even an AI detector and humanizer sit in the same account.

Meanwhile, the free plan runs on daily credits. Plus costs $9.99 a month or $69.99 a year, and a 3 day money back guarantee lowers the risk.

Key Features

  • Image, PDF and text homework solving with steps
  • Browser extension for screenshot questions
  • AI notes, flashcards and quizzes
  • Live lecture recording and transcription
  • 75M+ community-verified answers
  • Free daily credits, Plus from $5.83 a month billed yearly

Who is it for?

Especially college students who juggle lectures, readings and problem sets and want one study app. It is more than a younger student needs.

Why choose

?

It bundles homework help, notes, flashcards and lecture tools in one account.

BASIC
Free
  • Daily free credits
  • Image and PDF upload
  • Browser extension
PAID START FROM
$ 5.83 / month
  • Plus, $69.99 yearly
  • $9.99 billed monthly
  • More credits and features
  • Pro from $19.99 a month

Brainly: The AI Homework Helper App With Human Tutors

Brainly started as a homework Q&A community and has grown into an AI tutor. Scan a question with your phone, get an AI explanation, and fall back on answers from other students or live human tutors when the AI is not enough.

In addition, it leans hard into parents. Brainly says 15 million parents use it and offers a grade improvement guarantee with a 30 day money back promise.

On the downside, the free version is limited and shows ads. Brainly Plus costs $9.99 a month or $39.99 a year in the App Store, while human tutoring is a separate $29.99 a month plan.

Key Features

  • AI Tutor with photo scanning
  • Large Q&A community across K-12 subjects
  • Live human tutors on the Tutor plan
  • Grade improvement guarantee
  • Parent-friendly controls and progress
  • Plus from $39.99 a year

Who is it for?

In particular, families of K-12 students who want AI help with a human safety net. Older students may find the community answers uneven.

Why choose

?

It pairs AI answers with a huge student community and real tutors.

BASIC
Free
  • Limited answers
  • Community Q&A
  • With ads
PAID START FROM
$ 3.33 / month
  • Brainly Plus, $39.99 yearly
  • $9.99 billed monthly
  • Ad-free AI Tutor
  • Tutor plan from $29.99 a month

ChatGPT: How to Use AI to Help With Homework Without Cheating

ChatGPT reads homework photos and PDFs just as well as the specialist apps, and it explains in plain language. The difference is study mode, launched in July 2025, which guides you with questions instead of handing over the answer, as OpenAI explains.

That makes it the best answer to how to use AI to help with homework without cheating. Ask it to check your working, quiz you, or explain one step you do not get, and it behaves like a patient tutor.

Best of all, study mode is free for logged-in users. ChatGPT Go costs $8 a month in the US, and Plus costs $20 a month for heavier use.

Key Features

  • Reads photos, screenshots and PDFs of homework
  • Study mode guides with questions, not answers
  • Strong on essays, reading and open questions
  • Quizzes and practice on any topic
  • Free plan for logged-in users
  • Go from $8 a month, Plus $20 a month

Who is it for?

Above all, students who want to understand, not just finish, and anyone with essay or reading homework. For a stack of math drills, a solver app is faster.

Why choose

?

The most flexible assistant here, with a study mode built for learning.

BASIC
Free
  • Study mode included
  • Photo and file uploads
  • Limited on free
PAID START FROM
$ 8 / month
  • ChatGPT Go, US
  • Plus at $20 a month
  • Higher upload limits
  • Stronger models

Khanmigo: Which AI Homework Helper Gives Full Explanations? This Tutor

Khanmigo is Khan Academy’s AI tutor, and it is deliberately slower than the solvers. Instead of answers, it gives hints and asks questions until the student gets there, across math, science, writing, coding and more.

Because it sits on top of Khan Academy’s lessons and exercises, every explanation has practice behind it. Furthermore, it comes from a nonprofit, which many parents and schools trust more than a big tech app.

As for price, learners and parents pay $4 a month or $44 a year, and one parent plan covers up to 10 children. Teachers use it free.

Key Features

  • Hints and questions instead of answers
  • Built on Khan Academy lessons and practice
  • Math, science, writing, coding and career help
  • One parent plan covers up to 10 children
  • Free for teachers
  • $4 a month or $44 a year for learners

Who is it for?

Specifically, parents who want AI help that builds skills rather than shortcuts. Students racing a deadline will find it frustratingly patient.

Why choose

?

A nonprofit tutor that teaches the method instead of giving the answer.

PAID START FROM
$ 3.67 / month
  • $44 billed yearly
  • $4 billed monthly
  • Up to 10 child accounts
  • Free for teachers

Google Gemini: The Best Free AI Homework Helper for Guided Learning

Google Gemini is Google’s general assistant, and its Guided Learning mode, launched in August 2025, turns it into a study partner. Upload a homework photo or your notes, and it works through the problem with questions, visuals and practice.

For students already in Google Docs and Classroom, that fit is the main draw. Besides, the free version is generous, and Google regularly runs free plans for students.

If you want more, Google AI Plus costs $4.99 a month in the US after a June 2026 price cut, and AI Pro costs $19.99 a month.

Key Features

  • Guided Learning mode for step by step study
  • Reads homework photos, notes and PDFs
  • Quizzes and study plans from your material
  • Works alongside Google Docs and Classroom
  • Generous free tier
  • AI Plus from $4.99 a month

Who is it for?

Mostly students in Google-based schools who want a free, capable tutor. Specialist solvers still read messy math photos faster.

Why choose

?

A strong free tutor that already lives inside Google’s school tools.

BASIC
Free
  • Guided Learning mode
  • Photo uploads
  • Free Google account
PAID START FROM
$ 4.99 / month
  • Google AI Plus, US
  • AI Pro at $19.99 a month
  • Higher limits
  • Student offers vary

Quizlet: AI Study Tools That Turn Homework Into Practice

Quizlet is where homework turns into revision. Its flashcards, Learn mode and practice tests are familiar to most US high schoolers, and Ask Quizlet adds AI explanations and textbook solutions.

In addition, it can turn your notes or a lecture recording into a study guide. That makes it the natural second step after a solver: understand the problem once, then practise until it sticks.

By contrast, the free plan limits Learn and tests. Quizlet Plus costs about $35.99 a year on the web, with a trial on yearly plans; app store prices are higher.

Key Features

  • Flashcards, Learn mode and practice tests
  • Ask Quizlet for explanations
  • Textbook solutions on Plus
  • Study guides from notes and recordings
  • Hundreds of millions of shared study sets
  • Plus from about $35.99 a year

Who is it for?

Typically, students preparing for tests who need practice more than answers. It is not a photo solver for tonight’s worksheet.

Why choose

?

The best tool here for turning homework into long-term memory.

BASIC
Free
  • Flashcards
  • Limited Learn and tests
  • Shared study sets
PAID START FROM
$ 3 / month
  • Quizlet Plus, about $35.99 yearly
  • Monthly plan available
  • Unlimited Learn and tests
  • Textbook solutions

Still Not Sure Which AI Homework Helper Picture App to Use?

First of all, start with the homework in front of you. Mixed subjects point to Gauth or StudyX, pure math to Photomath, and learning the method to Khanmigo, ChatGPT study mode or Gemini. Because every tool except Khanmigo has a free tier, you can try two or three this week before paying.

Tool
Best for
Free tier
Paid from
Gauth logo
Photo solving, all subjects
Daily limits
$8.33 a month
Photomath logo
Free step by step math
Core math free
$5.83 a month
StudyX logo
College study suite
Daily credits
$5.83 a month
Brainly logo
AI plus human tutors
Limited, ads
$3.33 a month
ChatGPT logo
Learning with study mode
Free plan
$8 a month
Khanmigo logo
Tutor, not answers
Teachers only
$3.67 a month
Gemini logo
Guided Learning, free
Generous
$4.99 a month
Quizlet logo
Practice and revision
Flashcards
About $3 a month

Frequently Asked Questions

What is the best AI homework helper picture app?

Overall, for mixed subjects, Gauth is the fastest AI homework helper picture app, as our Gauth AI review shows. For math only, Photomath gives free steps, and Khanmigo is best for learning the method.

Is there a free AI homework helper?

Yes. Photomath keeps its step by step math free, and Gauth, StudyX, Brainly, ChatGPT and Gemini all have free tiers with daily limits. Khanmigo is free only for teachers, while learners pay $4 a month.

How do you use AI to help with homework?

First, try the problem yourself. Then photograph it with any AI homework helper picture app, compare the AI steps with your working and ask the tool to explain the step you missed. Study modes in ChatGPT and Gemini are built for exactly this.

Is using AI for homework cheating?

Ultimately, it depends on your school’s rules and how you use it. Copying an AI answer you do not understand is cheating in most classrooms, while checking your working or asking for an explanation usually is not.

How do schools detect AI in homework?

Usually, teachers use detectors, document history and simply asking students to explain their work. Our guide to the best AI tools for teachers covers the checkers schools use, and the AI humanizer roundup shows their limits.

Which AI homework helper gives full explanations?

Khanmigo, ChatGPT study mode and Gemini Guided Learning explain the method in the most depth. Meanwhile, Gauth and Photomath show numbered steps, which is faster but teaches less on its own.

Are AI homework helpers accurate?

They are usually right on standard math and science, though they still make confident mistakes on word problems, diagrams and advanced topics. Always check the final answer against your notes or textbook.

Are AI homework helper apps safe for kids?

First, read the privacy terms. Some apps, including Gauth, allow uploads to be public or used for AI training, so students should never upload names or personal details. Khanmigo is built for younger learners.

Want More Than an AI Homework Helper Picture App?

Before you pay for the most popular solver, read our Gauth AI review for the free limits, accuracy and privacy catch in detail. Teachers and parents on the other side of the desk will find the best AI tools for teachers useful, from lesson planners to AI checkers. And for essays and research projects, the AI research assistants roundup finds sources the homework apps leave out.

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