Cerebry
Product by Cerebry Pte. Ltd
The Bottom Line
Partially. Cerebry provides rigorous, adaptive math practice aligned with global curriculum standards, but The Learning Standard has not yet evaluated its direct impact on student outcomes. Its strength lies in dynamic question generation that prevents rote memorization, though its reliance on self-guided practice lacks sufficient instructional scaffolding for struggling learners.
Pros
- Uses dynamic question generation to provide limitless practice variations and prevent memorization.
- Adapts problem difficulty based on student performance to maintain an appropriate level of challenge.
- Aligns practice sets directly with rigorous global frameworks like US Common Core and Cambridge International.
- Provides educators with data-driven reports to target specific knowledge gaps in the classroom.
Cons
- Lacks comprehensive initial instruction, making it heavily dependent on prior classroom teaching.
- Pricing and setup require institutional adoption, limiting accessibility for individual families.
- The interface focuses heavily on assessment rather than exploratory learning or conceptual discovery.
What Do We Know About Cerebry?
Cerebry is an effective supplemental tool for reinforcing math concepts your child has already learned in school, though it is not designed to introduce new material. Because the platform uses an artificial intelligence engine to generate unique math problems rather than pulling from a static bank, your child cannot simply memorize answers to pass a quiz. This approach forces genuine retrieval practice, a proven learning science method for embedding knowledge in long-term memory. The system adjusts the difficulty of questions in real-time based on your child's accuracy. If they struggle, the app provides targeted interventions to help correct misconceptions before moving forward. However, parents should understand that Cerebry functions primarily as a homework and revision platform managed by schools. It lacks the step-by-step video instruction found in comprehensive tutoring apps. Your child will get the most out of this tool if their teacher actively uses the platform's diagnostic reports to guide classroom instruction. While The Learning Standard has not yet fully evaluated its efficacy, the underlying mechanics of spaced practice and adaptive difficulty are strongly supported by educational research.
How Does Cerebry Work?
Cerebry uses an adaptive, assessment-driven practice model focused on continuous retrieval and mastery. Instead of offering a static library of questions, the platform's core technology generates unique math problems on the fly based on specific curriculum standards. When a student logs in to complete a homework assignment or revision set, the system presents questions that dynamically adjust in complexity. If a student answers correctly, the engine increases the rigor to test deeper conceptual understanding. If a student makes an error, the system provides automated interventions, which act as immediate corrective feedback to guide the learner toward the right problem-solving steps. Teachers manage this workflow from a central dashboard, assigning specific topics aligned with US Common Core or international frameworks. The platform then tracks student accuracy, time spent, and error patterns. This data populates detailed diagnostic reports, allowing educators to identify precise knowledge gaps and adjust their in-person instruction accordingly.
Strengths and tradeoffs of Cerebry
Cerebry's biggest strength is its algorithmic question generator that provides endless problem variations, while its biggest weakness is the absence of primary instructional content for introducing new concepts. Dynamic Retrieval Practice: By generating unique questions for every interaction, the platform forces students to apply formulas and logic rather than relying on recognizing a previously seen problem. This is highly effective for building mathematical fluency. Adaptive Scaffolding: The system adjusts difficulty in real-time. This keeps students in their zone of proximal development, preventing frustration for struggling learners and boredom for advanced ones. Data-Driven Diagnostics: The automated reporting tools give teachers actionable insights into class-wide trends and individual misconceptions, bridging the gap between digital homework and classroom intervention. Lack of Primary Instruction: Because the app is built for revision and assessment, it does not feature the worked examples or explicit direct instruction necessary for first-time learning. Institutional Barrier: It is an enterprise-level tool designed for school districts, meaning parents cannot easily adopt it for independent home use.
Who Might Benefit From Cerebry?
Cerebry is best for middle and high school students who need rigorous, adaptive math practice to prepare for standardized exams. It is particularly useful for classrooms following structured international curricula like the IB, Cambridge, or Singapore O and A levels. Because the platform focuses heavily on homework management and targeted revision, it is ideal for educators who want to automate grading while still receiving granular data on student progress. It is not suitable for independent learners seeking a standalone math curriculum or for younger children who require highly visual, play-based learning environments.
Data Transparency
Does Not Meet Data Transparency Standard
Cerebry does not meet our data transparency standard. Its privacy policy does not document basic protections, including limits on sharing children's data, contractual limits on service providers and a COPPA or FERPA commitment.
16 of 35 checks passed
Evaluated September 2026
Privacy Policy →Level 1 · Basic protections
Does not sell data or target ads at students, limits sharing, and lets parents see and delete their child's data.
Not documented: limits on sharing children's data, contractual limits on service providers, a COPPA or FERPA commitment, parents' right to see their child's data, parents' right to delete their child's data
Level 2 · Parent control (meets the standard)
Families can get their data out, know who processes it, and know how long it is kept.
Not documented: a data retention timeline, self-service deletion
Level 3 · Direct data access
Families or schools can pull their own data through an API, in a stated format.
Not documented: an API for retrieving their own data, a named export format
View all 35 checks
Parent Access3/8
Does the policy mention parents specifically?
“When Cerebry is used by a School in an educational setting, we rely on the School to provide the requisite consent, on behalf of the Parent, for Cerebry to collect information from a School User under the age of 13 for educational purposes.”
Can parents view their child's data?
The policy gives access rights to users in general and does not give parents a right to view their child's data.
Can parents modify their child's data?
The policy gives correction rights to users in general and does not give parents a right to modify their child's data.
Can parents delete their child's account?
The policy gives deletion rights to users in general and does not give parents a right to delete their child's data or account.
Is there a dedicated Children's Privacy section?
“This privacy notice supplements our Privacy Policy and provides additional information about how we collect, use and disclose personal information from children under the age of 13 (a "Child" or "Children").”
Does it reference COPPA compliance?
The policy covers children under 13 but never mentions COPPA.
Does it reference FERPA compliance?
The policy does not mention FERPA.
Is parental consent required for child accounts?
“When Cerebry is used by a School in an educational setting, we rely on the School to provide the requisite consent, on behalf of the Parent, for Cerebry to collect information from a School User under the age of 13 for educational purposes.”
Data Portability2/5
Can users access their personal data?
“**Access & data portability.** You may have the right to request a copy of the personal data Cerebry processes about you.”
Can users download/export their data?
“**Access & data portability.** You may have the right to request a copy of the personal data Cerebry processes about you.”
Is there a self-service data access tool?
The policy says rights requests are made by emailing Info@Cerebry.co, and it describes no self-service tool.
Is a specific data format mentioned for export?
The policy does not name any export format.
Is there an API for data access?
The policy mentions only a Google Classroom integration, not an API that lets users retrieve their own data.
Data Minimization1/6
Is data collection itemized?
“**Identity and Contact Data:** Cerebry may collect identifiers, such as your name, email address and phone number, when you sign up for a Cerebry account, to receive information on our Services, or submit an application for an employment opportunity.”
Can the app be used without a real name?
The policy says it collects names at account signup.
Can the app be used without an email?
The policy says it collects email addresses, including student emails through Google Classroom.
Does it state collection is limited to what is necessary?
The policy does not say collection is limited to what is necessary.
Is IP address anonymized or truncated?
The policy says it collects IP addresses and does not say they are anonymized or truncated.
Is location tracking explicitly excluded?
The policy says it collects location derived from IP address and device settings.
Third-Party Protection5/7
Does it explicitly state no selling of data?
“**Sale & targeted advertising.** Cerebry does not "sell" your personal data.”
Are third-party providers named?
“GPTs are custom versions of ChatGPT, an artificial intelligence tool offered by OpenAI. As a builder, Cerebry shares anonymized answers to math and science questions submitted by students either during practice, revision or post-test remedial practice.”
Are providers contractually restricted?
The policy lists categories of service providers but does not say they are contractually restricted in how they use data.
No-targeted-advertising commitment?
“Cerebry also does not engage in targeted advertising using your personal data.”
Is AI/ML data sharing addressed?
“The sole purpose of sharing the answers with OpenAI is to analyze the responses for correctness, conceptual understanding, and to generate educational feedback. Cerebry does not have access to your personal data when you use Cerebry's custom built GPT.”
Child-specific sharing restriction?
The Children's Privacy Notice covers only consent and has no child-specific limit on sharing.
Cookies/tracking limited or opt-out?
“Most browsers allow you to remove or manage cookie functions and adjust your privacy and security preferences.”
Deletion & Retention1/5
Can users delete their account?
“**Deletion.** You may have the right to request that we delete personal data collected from you.”
Self-service deletion mechanism?
The policy says deletion is by email request only.
Specific data retention timeline?
The policy says data is kept only "as long as reasonably necessary" and gives no specific timeline.
Auto-deletion of inactive accounts?
The policy does not address auto-deletion of inactive accounts.
Post-deletion handling described?
The policy does not describe what happens to data after deletion.
Advertising4/4
Advertising model explicitly disclosed?
“We do not feature third-party advertisements on Cerebry. Our primary mission is to provide you with a top-notch education, not to promote or sell products.”
Free from third-party advertisements?
“We do not feature third-party advertisements on Cerebry.”
Children excluded from ad targeting?
“Cerebry also does not engage in targeted advertising using your personal data.”
Ad-free option available?
“We do not feature third-party advertisements on Cerebry. Our primary mission is to provide you with a top-notch education, not to promote or sell products.”
What This Means
The policy review did not meet our data transparency standard. The checks above show the documented findings and unknowns. A missing statement does not establish how the app handles data in practice.
About this evaluation: Based on automated analysis of Privacy Policy using the Common Sense Privacy Program framework. Quoted text is copied from the policy; unquoted notes are our summary. Results describe the policy disclosures we assessed; unknown checks are excluded from scores. Privacy policies can change. This review reflects the version we analyzed and does not determine legal compliance.
Sources and review method
TLS combines product information and editorial analysis to explain how Cerebry works, its tradeoffs, and the questions to ask before choosing it. Product features, an instructional rationale and evidence of learning outcomes are different kinds of information.
Formal Learning Standard assessment: not yet completed. Data Transparency findings are reported separately and do not establish learning effectiveness. Read our methodology.
Frequently Asked Questions About Cerebry
Is Cerebry free?
No, Cerebry is not free for individual users. It operates on an institutional licensing model, meaning schools or districts must purchase access and distribute accounts to their students. Pricing details are only available by contacting the vendor directly.
Is Cerebry good for elementary students?
Cerebry is better suited for older students in middle and high school. While it covers a wide range of math standards, its interface and heavy focus on exam revision, homework management, and rigorous curriculum standards like the IB and Cambridge frameworks align better with secondary education.
What does Cerebry teach?
Cerebry exclusively teaches mathematics. It covers a comprehensive range of math concepts aligned with major global frameworks, including the US Common Core, CBSE, ICSE, and Singapore O and A levels, focusing primarily on problem-solving, formula application, and procedural fluency.
How does Cerebry compare to Khan Academy?
Cerebry functions primarily as a dynamic assessment and homework engine, while Khan Academy is a comprehensive instructional library. Khan Academy leads with video lessons and explicit instruction, whereas Cerebry assumes the teacher has already introduced the topic and focuses on generating unique, adaptive practice problems to test mastery.
Has The Learning Standard evaluated Cerebry?
TLS has not yet completed a Learning Standard evaluation of how well Cerebry teaches. Its privacy policy has been reviewed for Data Transparency and does not yet document the basic protections (Level 1).
Is Cerebry COPPA compliant?
A COPPA reference was not found in the reviewed privacy policy. This does not determine whether the app complies with COPPA. Policy review note: The policy covers children under 13 but never mentions COPPA.
Is Cerebry FERPA compliant?
A FERPA reference was not found in the reviewed privacy policy. This does not determine whether the app complies with FERPA. Policy review note: The policy does not mention FERPA.
Does Cerebry have a children's privacy policy?
The reviewed policy includes a dedicated children's privacy section. Policy review note: Section 10 is a dedicated Children's Privacy Notice.
Does Cerebry sell student data?
The reviewed policy states that the app does not sell data. This is a policy statement; actual data practices were not verified. Policy review note: The policy states Cerebry does not sell personal data.
Can you delete your data from Cerebry?
The reviewed privacy policy describes account deletion. We have not tested the deletion process. Policy review note: Users can request deletion of their personal data.
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