9 AI Checker for Teachers to Review Student Work
Teachers need to explore new ways to use AI technologies as students adapt to using AI for their lessons. A good example of this is AI checkers that help teachers identify AI-generated assignments.
Let's discover the benefits of AI detector for teachers and the best tools serving as free AI checker for teachers.
What Is an AI Checker for Teachers?
AI checkers are smart tools that help teachers evaluate the AI usage on student tasks. Which AI checker teachers use depends on specific objectives; for example, you can detect plagiarism by using an AI plagiarism checker for teachers.
These tools are practical and time-saving resources that help with AI detection for teachers. There are various AI checkers for teachers free that make sure students do their work instead of using AI to write their assignments.
9 Best AI Checkers for Teachers in 2025
There are many plagiarism and AI checker free for teachers that assist educators in verifying and reviewing the authenticity of student assignments.
Let's discover what is the best AI checker for teachers:
1. GPTZero
When asked what AI checker teachers use, GPTZero stands out as one of the leading AI detection tools designed to detect generic text from AI models like GPT. It offers a free plan with limited features and a premium plan with expanded features.
Known as the best AI detection for teachers, GPTZero highlights which parts of a text may be AI-generated. It supports various file types, but it may have difficulty with short texts or heavily edited content and can occasionally produce false positives.
2. Turnitin Draft Coach
Turnitin is another teacher AI checker tool that can be integrated with Microsoft Word and Google Docs to review homework. It provides feedback and detects AI-generated text in assignments by checking students' writing, grammar, and style.
However, a subscription is required to access Turnitin's full range of features. Additionally, because Turnitin's AI detection capability is relatively new, it may not be as effective at identifying AI-generated content as other dedicated AI detection tools.
3. Copyleaks
Copyleaks is a popular AI checker that teachers use, and it can detect AI-generated content in over 30 languages. It also integrates with learning management systems like Moodle and Canvas, making AI detection easy to add to existing teaching workflows.
You can upload files or paste text directly into Copyleaks' system to receive a highlighted report showing AI-generated sections in student work. Copyleaks offers a free trial plan that lets you try basic features and paid plans that provide additional features.
4. Originality.ai
Originality.ai is a teacher AI detector tool designed to help educators verify the authenticity of student work. It claims high accuracy in AI detection and provides detailed reports on assignments with highlighted sections, similar to other tools on our list.
The tool can check student work against a vast database for plagiarism. You can work with other teachers on Originality.ai, share, and track your documents. This AI paper checker for teachers uses pay-as-you-go pricing at $0.01/100 words.
5. Quillbot
QuillBot is primarily a tool for paraphrasing and checking grammar, but it also functions as an AI checker for essay writing with its plagiarism detection feature. It generates detailed originality reports that help educators like you identify AI-assisted writing.
When using Quillbot as a free plagiarism and AI checker for teachers, keep in mind that the free plan has limitations. Additionally, since its primary function is paraphrasing and grammar checking, students might use Quillbot to modify AI-generated text.
6. Winston AI
Winston AI is an AI checker tool for teachers that provides a score indicating the likelihood of AI-generated content. This tool can help you by highlighting specific sections of texts and offering plagiarism detection in addition to AI detection.
You can check student work in various formats, like PDFs, and it can even scan handwritten texts. It offers a free AI checker essay for teachers to get started, but if you want to access all the features, you may need a paid subscription.
7. DetectGPT
DetectGPT is an AI checker for paper assignments that analyzes and compares text patterns with AI-generated structures. This tool also offers a browser extension that enables quick analysis of assignments directly on web pages.
As an open-source project, DetectGPT can help you assess student homework and assignments with greater precision. However, you may come across significant costs, especially when you want to connect it to school teaching systems.
8. Crossplag
Crossplag offers an AI essay checker for teachers for free, combining plagiarism detection with AI content identification. It is specifically designed to help educational institutions verify the authenticity of student work and maintain academic integrity.
It supports many languages, so you can use it in classrooms with diverse linguistic backgrounds. However, the free version comes with limited scans, and AI detection accuracy may vary. For more comprehensive features, you may need premium plans.
9. Sapling
Sapling is the last free AI and plagiarism checker for teachers on our list, providing real-time feedback on grammar, style, and clarity of student assignments. It is capable of detecting AI-written content and marking suspicious passages for review.
You can start using Sapling with a free plan that gives you basic features to try out the platform. It's an AI test generator for teachers for free; however, you can upgrade to premium plans available for individual classrooms or entire schools.
Why Should Teachers Use AI Detectors?
The implementation of an AI detection tool for teachers isn't just about catching misconduct. It's about creating an interactive learning environment where students are encouraged to complete their work and develop essential skills for academic growth.
As AI technologies are becoming increasingly advanced, using tools like AI checker for writing can also help you teach your students how to use AI to craft their homework, essays, or other written assignments using these tools correctly and ethically.
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How to Use an AI Checker to Identify AI-Generated Homework?
You can practically review student assignments by uploading them to an AI generator checker for teachers. An AI essay checker for teachers automatically scans homework and evaluates a final score based on writing style, word structure, and word choice.
The plagiarism and AI checker for teachers performs this scoring by comparing student work with other AI-generated content. It analyzes similarities in sentence patterns and phrasing by using a system called machine learning algorithms.
Why Do Students Use AI Tools for Homework?
While AI checker teachers serve as a useful tool for education, it's also important to examine why students tend to use AI to complete tasks rather than crafting their original responses to assignments.
Here's the main reason why students use AI tools and how it leads to the use of AI writing checker for teachers:
- Traditional assignments can be repetitive and uninspiring for some students.
- The repetitive tasks can lead students to seek AI tools for faster solutions.
- Students think they can quickly complete boring assignments with AI.
- Students use AI to write their homework because it's faster to complete tasks.
- AI tools simplify complex topics to help students understand lessons better.
- Students can quickly find and fix their mistakes with the help of AI tools.
- AI tools generally make complex homework easier and more manageable.
- AI tools can help students with structuring essays, yet their text may be generic.
- Students often turn to AI because they think they will get better grades easily.
5 Ways to Prevent Students from Using AI Tools
While the above list of assessment tools for teachers is useful, there are more ways to engage students in lessons and have them complete assignments, tasks, or essays without using AI tools.
Here are effective strategies to discourage AI use in assignments:
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MentalUP empowers you to create tailored learning journeys for each student with the power of AI in gamification. Using MentalUP, you can create assignments in math, geometry, logic, and science to encourage your students to participate more in lessons.
MentalUP's adaptive algorithms create personalized learning journeys for each student and encourage active participation in the classroom. It features 150+ engaging brain games, 3D puzzles, and interactive tests that intelligently adapt to each student's abilities and level.
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2. Create assignments that would make students think.
Instead of relying on basic homework that students can answer with AI, encourage them with interesting assignments and critical thinking games that would engage them more deeply.
3. Encourage students to share their ideas.
Encourage your students to explain the steps of writing their essays, summaries, or problem-solving strategies for their homework. Track how their ideas develop and encourage and appreciate their effort with report card comments or simply verbal feedback.
4. Integrate real-time activities in the classroom.
Have students write during class with short essays, personal reflections, or question responses for fun classroom games. This way, you can compare their in-class work with homework assignments.
5. Focus on project-based learning and teamwork.
Assign your students hands-on projects and presentations to promote creative teamwork. This way, you can empower their original thinking skills in ways AI cannot replicate.
6. Use AI technology as a teaching resource and educational tool.
In fact, when used appropriately, AI is a valuable learning tool for students. For example, AI for special education teachers creates many beneficial games that help kids learn better. Educators can use AI to create customized learning materials and practice exercises and design adaptive homework that matches students' types of learning styles.
What Should Teachers Do When They Detect Students Use AI?
If you think a student uses AI in their work, it's better to help them than to punish them. Talk with your students about how to craft their homework in the right way rather than just enforcing strict rules.
Consider having an open discussion about AI tools in class, exploring both their benefits and limitations. This way, you can help your students understand when using AI is appropriate and introduce them to new ways to enhance their learning skills and cognitive development.
In conclusion, while the best free AI checker for teachers can help you with AI-generated content, the most practical approach is designing engaging tasks. You can foster genuine learning for them and support their overall academic growth with game-based learning platforms that use the power of AI.
