Do I need an account for each device?

No, one login works across your phone and any other device you add.

Can I cancel anytime?

Yes, through the account portal, no email required, no retention flow.

The answer key in your pocket. Point, tap, keep moving.

Point your phone at any practice question. Get the answer in seconds. Stay in the room with your student instead of working the problem out yourself.

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VERBAL

All project managers at the firm are PMP-certified. Lexi is a project manager at the firm. Which conclusion follows?

Lexi is PMP-certified.

Lexi is not PMP-certified.

Lexi manages a team.

Cannot be determined.

How it works

Four seconds, not four minutes.

Open the app

Right from your home screen, no app store needed.

Point the camera

Aim at the question on the page or screen.

Tap Capture

The answer comes back in a few seconds.

Keep teaching

No fumbling for a calculator, no losing your place mid-session.

VERBAL

All project managers at the firm are PMP-certified. Lexi is a project manager at the firm. Which conclusion follows?

Answer — A — this follows the logical rule of syllogism: all PMs are certified, Lexi is a PM, so Lexi is certified.

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Why tutors use it

Built around the session, not around the app.

Built for speed

No fluff, no extra screens — just capture and answer. Nothing you don't need in the middle of a session.

Works on any phone

iPhone or Android, new or old — if it has a camera, Cambo runs right in the browser. No app store, no install.

Less fumbling, more teaching

One big shutter button and nothing else to hunt for, so you spend less time tapping around and more time with your student.

Hands-free capture

Pair a Bluetooth keyboard and trigger Capture without touching the screen, so you can stay focused on your student.

Pays for itself fast

If it saves you 20 minutes across a month, it's already worth more than the subscription.

Pricing

Start using it for free today — no credit card needed.

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Free forever, no card required — upgrade whenever you outgrow it

✓Free tier: 20 captures a month

✓Paid plans from $9/month for daily tutoring use

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FAQ

Questions, answered.

Any standardized test you can photograph — SAT, ACT, state assessments, entrance exams, professional certification tests, and more. Answer quality is strongest for structured problems with a clear question.

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Practice resources

Browse questions for a specific test or training.

Cambo works on any question you can photograph — here are the ones tutors and students search for most.