Middle and high school ELA teachers
Diagnose sentence-level skills, assign targeted practice, and monitor progress without paying for core content.
Independent tool overview
Quill.org at a glance
Quill.org is a nonprofit literacy platform that gives grades 4–12 teachers free diagnostics, personalized writing practice, grammar activities, sentence combining, proofreading, and classroom lessons.
Visit the official Quill.org site ↗
- Best for
- Grades 4–12 writing and grammar practice
- Organization
- Nonprofit and open-source education platform
- Free access
- All activities, classes, and student seats
- Activity library
- 1,000+ literacy activities
- Core tools
- Diagnostic, Connect, Proofreader, Grammar, Lessons, and Reading for Evidence
- Teacher Premium
- $115 per calendar year
Overview
What Quill.org is
Quill.org is a nonprofit instructional platform built to help students improve sentence construction, grammar, proofreading, and evidence-based writing. It is not a general AI essay writer: students complete structured activities and receive immediate, targeted feedback designed to make them revise their own work.
Teachers can begin with a diagnostic, use the resulting learning plan to assign practice, or select from more than 1,000 activities covering over 300 grammar concepts. Six tools support different classroom modes: Diagnostic, Connect, Proofreader, Grammar, Lessons, and Reading for Evidence. All instructional activities, classes, and student seats are free.
Premium is primarily a reporting, administration, rostering, professional-learning, and support upgrade. An individual Teacher Premium license adds deeper reports, while school and district plans add organization-wide dashboards and implementation support.
Use cases
Who Quill.org is best for
The strongest fit depends on the job you need the product to complete, not the size of its feature list.
Writing across the curriculum
Use sentence combining and evidence-based prompts in science, social studies, and other content areas.
Intervention and differentiated practice
Turn diagnostic results into individualized activity plans for students with different skill gaps.
Schools standardizing literacy support
Premium dashboards, reports, rostering, professional learning, and implementation support help coordinate use across classrooms.
Capabilities
Core Quill.org features
Quill Diagnostic
Assesses writing skills in roughly 15–30 minutes and creates a recommended learning plan based on each student's results.
Quill Connect
Teaches sentence combining by asking students to transform simple sentences into clearer, more complex constructions.
Quill Proofreader
Presents passages with errors for students to find and revise in context.
Quill Grammar
Provides focused practice with grammar, mechanics, and sentence concepts through immediate feedback and revision.
Quill Lessons
Supports teacher-led whole-class instruction with lesson plans, scripts, prompts, discussion, and follow-up independent practice.
Reading for Evidence
Uses cross-disciplinary texts and prompts to develop reading comprehension and evidence-based writing.
Teacher reporting
Free accounts show completion and basic results; Premium adds standards reports, data exports, smart groups, schoolwide views, and pre/post growth reporting.
Process
How the Quill.org workflow works
Step 1
Create and roster a class
Add students directly or connect supported classroom and rostering systems available for the selected plan.
Step 2
Run a baseline diagnostic
Assess current writing skills and review the personalized learning plan Quill produces for each student.
Step 3
Assign targeted activities
Accept diagnostic recommendations or choose activities by concept, standard, grade level, or instructional goal.
Step 4
Students practice and revise
Learners respond to prompts, receive immediate feedback, and revise their sentences rather than simply receiving completed text.
Step 5
Review results and reteach
Use the scorebook or Premium reports to find skill gaps, group students, and decide what to teach next.
Cost
Quill.org pricing and free plan
Quill keeps every instructional activity free with no limit on assigned activities, classes, or students. Premium adds deeper reporting and organizational support. Individual Teacher Premium costs $115 per calendar year; school and district pricing is quoted based on enrollment and scope.
Teacher Basic
Free
Full access to Quill's assessments and writing activities with core classroom results.
- Unlimited activities, classes, and students
- 16 diagnostics
- 1,000+ independent-practice activities
- 40+ collaborative class lessons
Teacher Premium
$115/year
One teacher and all of that teacher's students, billed per calendar year.
- Premium progress reports
- 30-day trial may be available
- Purchased directly by credit card
- Individual licenses do not support purchase orders
School Premium
Custom quote
A site license for unlimited teachers and students at one school.
- Schoolwide reports and administration
- Advanced standards and skills reports
- Rostering integrations
- Professional learning and priority support
District Premium
Custom quote
Districtwide licensing, dashboards, training, and implementation support.
- Price depends on number of schools and scope
- District dashboards
- Dedicated implementation support
- Custom professional development options
Pricing checked . Check current pricing at the source ↗
Assessment
Quill.org strengths and limitations
Where it stands out
- All student-facing instructional activities are genuinely free, including unlimited classes and students.
- Diagnostic-to-practice workflow makes differentiation practical without requiring teachers to assemble every sequence manually.
- Immediate feedback asks students to revise their own writing instead of generating answers for them.
- The six activity formats support independent practice, whole-class instruction, proofreading, and evidence-based writing.
- Premium is optional for instruction and is focused on reporting, administration, professional learning, and support.
What to consider
- Quill concentrates on sentence-level literacy and structured responses rather than full essays, creative composition, or broad learning-management features.
- The activity design is most directly aligned with U.S. grades 4–12 and standards-based English instruction.
- Detailed standards reports, data exports, smart groups, and organization-wide dashboards require Premium.
- School and district prices are not published, so administrators need a sales quote to compare total cost.
- Automated feedback is useful for practice but still benefits from teacher review, especially when meaning, voice, or multiple valid constructions are involved.
Compare
Quill.org alternatives
The right alternative depends on the specific output, workflow, controls and budget your project requires.
Content Creator
LanguageTool
A multilingual grammar and style checker for students or adults who want feedback inside everyday writing rather than a structured curriculum.
Explore LanguageTool →Educators
MagicSchool
A broader AI platform for teacher planning, differentiation, assessment, and classroom workflows rather than dedicated student writing practice.
Explore MagicSchool →Content Creator
Creative Writing Coach
A conversational option for open-ended feedback on creative writing instead of standards-aligned sentence activities.
Explore Creative Writing Coach →Questions
Quill.org FAQs
Is Quill.org really free?
Yes. Quill says all activities are free with no limit on the number of activities, classes, or students. Premium is an optional upgrade for advanced reports, administration, rostering, training, and support.
What grades is Quill for?
Quill's current library is designed primarily for grades 4–12, with diagnostics ranging from English learner support through AP-level work.
Does Quill use AI to write for students?
Quill uses automated feedback to coach students through structured writing activities. Its core model asks learners to write and revise their own sentences rather than generating finished assignments for them.
How much is Quill Teacher Premium?
Teacher Premium costs $115 per calendar year for one teacher and all of that teacher's students. School and district subscriptions require custom quotes.
What is the difference between free and Premium?
Free accounts include all diagnostics and activities plus core results. Premium adds deeper standards and progress reports, exports, smart groups, schoolwide dashboards, rostering options, professional learning, and priority support, depending on the license.
Can homeschool families use Quill?
Yes. A parent can create a teacher account, make a classroom, and enroll the child as a student.
Does Quill work with Google Classroom?
Quill supports Google Classroom synchronization. Its current Premium comparison also lists Clever, ClassLink, and Canvas rostering options, with availability depending on the plan.
Bottom line
Our Quill.org verdict
Quill.org is one of the strongest no-cost options for structured sentence-level writing practice in grades 4–12. Teachers can use the full activity library and personalized diagnostics without paying, while Premium is most valuable when a school needs deeper reporting, rostering, professional learning, or administrative oversight. It complements rather than replaces teacher feedback on longer, more open-ended writing.
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