Ostrol

Free plan

What the maker publishes

Data handling

Ostrol says it does not sell personal data or share it with advertisers, and it uses service providers for hosting, authentication, email, solving compute, OCR, storage, and error monitoring. source

Input methods

Users can type or paste a problem, photograph it, or upload a PDF; signed-in users can upload PNG, JPEG, WebP, or PDF files for text extraction. source

Integrations

The getting-started page says users may sign in with Google when a Google button is shown. source

Languages

The interface supports English and French. source

Math coverage

Ostrol describes support for arithmetic through multivariable calculus, including linear algebra, statistics, probability, discrete math, and word problems. source

Pricing status

Self-serve paid plans are not yet available, and schools are asked to contact Ostrol to confirm available pilot options. source

Privacy

Signed-in solutions are private by default and become publicly accessible only when a user creates a share link; organization administrators may disable public sharing. source

Purpose

Ostrol is a step-by-step math solver for learners and educators that pairs generated reasoning with a separate symbolic check when applicable. source

School features

Approved school pilots support role-based organization workspaces, CSV roster import, teacher-managed classes, student enrollment, and assignments. source

School limitations

Custom domains, SSO auto-provisioning, and automated per-seat billing are not currently offered as self-service features. source

Support

Product support is available by email at [email protected], and the site says no public response-time or priority-support guarantee applies. source

Verification

Solutions can show one of four check outcomes: verified, unverified, unverifiable, or mismatch; a verified result is not a guarantee of correctness. source

Checked against the maker's pages on 11 Oct 2026.