ReadTheory

Web · Windows · Mac · Android · iPhone · paid plans from $40/mo

Freedom report

Three barsScore 6.7

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely5 of 6 device platforms
DocumentedPlans, terms and facts published

ReadTheory is ranked #2 of 47 in reading apps on Freedom251. It runs on Android, iOS, macOS, Web, Windows. There is a free plan. A free trial is offered. Paid plans start at $40/mo.

ReadTheory plans and pricing

All plans

Basic Free 1 staff member · 30 students · Limited quizzes per week · Limited progress history readtheory.org · 30 Sept 2026

School Champion $40/mo billed monthly 1 staff member · 40 students · Unlimited quizzes · Unlimited progress history readtheory.org · 30 Sept 2026

School & District Not published Custom pricing; priced per student Custom staff members · Custom students · Unlimited quizzes · Unlimited progress history readtheory.org · 30 Sept 2026

Compared on reading apps

Free plan: Yes
Paid from: $40/mo
Comprehension practice: Yes
Age range: K–12, ESL, SPED, and adult education
Content format: mixed
Offline access: No
Supported platforms: Web, Windows, macOS, iOS, Android

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The record

Product: ReadTheory is a web-based reading platform for personalized reading comprehension practice.
Adaptive practice: A benchmark assessment identifies a student's reading level, and the platform adjusts practice as the student works.
Content: The platform offers thousands of standards-aligned fiction and nonfiction texts, printable materials, and custom content creation.
Progress reporting: Reports cover Lexile level, grade level, ELA standards, and student progress history.
Integrations: The pricing page lists LMS, LTI, and rostering integrations, plus SSO with Clever, Google Classroom, and ClassLink.
Security: ReadTheory says it encrypts data in transit and at rest, separates sensitive data on separate networks, restricts access by least privilege, and undergoes annual independent security audits.
Student data and AI: ReadTheory says student personal information is not sent to third-party AI systems or used to train AI or machine-learning models.
Data location: ReadTheory says it stores information on servers in the United States.
Supported devices: ReadTheory is browser-based and designed for Chromebooks, iPads, Android tablets, and Windows or macOS computers; phones are not optimized for the student experience.
Support: ReadTheory offers chat support and email support, and says it aims to answer chat questions within 24 hours.
Audience: The School & District plan is described for schools and districts, with the platform supporting K–12, ESL, and special education learners.
Company history: ReadTheory says its founder began developing the adaptive program in 2011, and the website launched publicly after a rebuild in 2016.
Founded: 2010
Price from: $40/mo

Where it ranks on Freedom251

Best Reading Apps in 2026#2 of 47

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Sources

readtheory.org· checked 30 Sept 2026
readtheory.org/pricing/· checked 30 Sept 2026
readtheory.org/privacy-policy/· checked 30 Sept 2026
help.readtheory.org/supported-devices-system-requirements· checked 30 Sept 2026
readtheory.org/contact-us/· checked 30 Sept 2026
help.readtheory.org/bring-readtheory-to-your-school-or-dist· checked 30 Sept 2026
readtheory.org/about-us/· checked 30 Sept 2026