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Stop Losing Marks on Citations & Sources
Get Your Paper Checked by AI

Ensure your bibliography is flawless and every reference is perfect. Our AI finds errors in citation style, source authenticity, and formatting, so you can submit with confidence.

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StudyLektor
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KI Bundesverband
Helped by a Nerd
StudyLektor
StudyTexter.de
StudySlides
KI Bundesverband
Helped by a Nerd
StudyLektor
StudyTexter.de
StudySlides
KI Bundesverband
Helped by a Nerd
StudyLektor
StudyTexter.de
Endorsed by Educators and Academic Professionals

In-depth Citation & Sources Analysis in Just 1 Click

Ensure Academic Integrity with Plausible & Accurate Citations and Automated Source Verification. For all kinds of Scientific Papers (Thesis, Article, Paper, Dissertation, etc.).

1

Upload Your Paper

Simply drag & drop your PDF document. Our secure, encrypted upload process requires no registration and protects your academic work.

2

AI Performs Deep Analysis

Our advanced AI runs 100+ comprehensive checks covering citation style, source authenticity, formatting consistency, and academic integrity.

3

Get Detailed Report

Receive a comprehensive report with specific fixes, recommendations, and actionable next steps to perfect your citations.

CitationChecker is a brand of Acadeo.ai

Our AI tools help students across the world achieve their goals – with smart workflows and practical AI analysis.

CitationChecker Team 2023

CitationChecker Team 2023

Founder Dr. Jonathan Schulte (front right)

Founder Dr. Jonathan Schulte (front right)

Academic Team

Academic Team

A few facts about us and our AI

  • Created as part of the Acadeo Group – brand for academic AI Tools
  • Recommended by educators and used worldwide
  • Interdisciplinary team of academics and developers
  • AI trained on multiple language academic papers
  • Over 50,000 students supported
  • Modern, privacy-friendly infrastructure

Simple, Transparent Pricing

One fair price for comprehensive citation analysis. No hidden fees, no subscriptions, no surprises.

Most Popular
€19.99
per paper analysis
One-time payment • No subscription
100+ comprehensive citation checks
Detailed error report
Source authenticity verification
All major citation styles supported
Email delivery after ca. 30mins
Supports all kind of scientific papers
Secure payment via Stripe All major cards accepted
Studenten Testimonials
50,000+ Students Trust Us
AI-Powered Analysis

AI Citation Checks That Matter

We validate style, accuracy and credibility so your references & sources withstand scrutiny.

Correct & Consistent Style

APA, MLA, Chicago, Harvard, IEEE, DIN… and more.

Plausibility & Quote Accuracy

Catch hallucinated claims or distorted references.

Source Existence & DOIs

Verify Source Accuracy, DOIs, and Working Links.

Bibliography Completeness

Every in-text citation matched with a reference in the list, and vice-versa.

Recency & Retractions

Flag outdated or retracted sources.

Bias & Density Analysis

Spot over‑reliance on one journal or weak coverage.

What Students and Professors Are Saying

Join thousands who improved their grades with CitationChecker

"

Saved me from losing 15 points on my thesis! Found 8 citation and 4 source errors I missed.

Sarah M.
Sarah M.
LMU München
"

Helps me give consistent feedback quickly—catches errors I might miss.

Dr. Klaus Weber
Dr. Klaus Weber
Universität zu Köln
"

Detected fabricated sources from ChatGPT — otherwise, I would have definitely failed.

Anna L.
Anna L.
FOM Hochschule
See the Process in Action

From Upload to Perfect Citations

Watch how our AI transforms academic papers with comprehensive citation analysis and detection.

Ready to Perfect Your Citations?

Join 50,000+ students who've improved their grades with AI-powered citation analysis.

✓ Results after 30mins ✓ Time-Saving & Grade-Boosting ✓ Secure & private

All Corrections at a Glance

Comprehensive analysis of all citations in your text and sources in your bibliography

Citation Style & Consistency

  • Is the citation style correct? (APA, MLA, DIN, etc.)
  • Is the chosen citation style applied consistently?
  • Are all sources complete? (Authors, title, year, journal, DOI/link, etc.)
  • Is the order of sources correct (according to style rules)?

Content Accuracy

  • Is the citation plausible? (Factually correct or hallucinated?)
  • Do page numbers in citations match the source?
  • Was the quote reproduced correctly or distorted?
  • Are there signs of plausibility-compromising citations?

Source Verification

  • Does the cited source actually exist? (Online or in databases)
  • Was a source fabricated or manipulated?
  • Does every in-text citation exist in the bibliography?
  • Contains the directory scientifically recognized sources?

Links & Technical

  • Do all hyperlinks and DOIs in the bibliography work?
  • Was a correct DOI or permalink used?
  • Do the links point to the correct source?
  • Were current publication data used?

Quality Analysis

  • Were outdated or retracted sources used?
  • Are there content redundancies or citations without significance?
  • How many sources and citations were used overall? Is source density appropriate?
  • Is there journal bias (e.g., too many sources from a single journal)?

Contextual Relevance

  • How is the thematic relevance of sources in the context of the work?
  • Are sources appropriately distributed across different perspectives?
  • Is there adequate coverage of recent developments in the field?
  • Are primary sources used where appropriate?
100+ Comprehensive Checks Per Paper

Our AI performs all these checks and more, ensuring your academic work meets the highest standards of citation accuracy and scholarly integrity.

Frequently Asked Questions

Everything you need to know about CitationChecker

How accurate is the AI analysis?
Our AI detects citation errors, fabricated sources and formatting issues with high accuracy and is continuously updated to reflect current standards.
Which citation styles are supported?
APA, MLA, Chicago, Harvard, IEEE, Vancouver, DIN, Turabian, CSE, AMA, Deutscher Zitierstil and more.
Is my paper secure and private?
Yes. Your documents are encrypted during upload, processed securely, and automatically deleted after 24 hours. We never permanently store your academic work.
How long does the analysis take?
Most papers are analyzed within an hour. You'll receive an email with your detailed report.
What if I'm not satisfied with the results?
We offer a 95% Accuracy Guarantee. If our AI detects less than 95% of errors, contact us within 7 days for a full refund.
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Don't let citation errors cost you marks. Get instant, AI-powered feedback and submit with total confidence.

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