All these tools Doctrina AI , Vidnoz AI , Gauth offer flexible pricing models suitable for students, business executives seeking AI-powered solutions to enhance their PDF Tool efforts.
Doctrina AI
- Free - $0
- Premium - $9/year
Vidnoz AI
- Starter - $19.99/month
- Business - $56.99/month
- Enterprise - Custom
Gauth
- Monthly - $11.99 per month
- Quarterly - $31.99 for three months
- Basic tier - $6.99 per month
- One-time ticket packs - $9.99
These AI tools are among the best PDF Tool tools available in 2026. For students, business executives, tools like Doctrina AI , Vidnoz AI , Gauth help streamline the PDF Tool process by offering AI-powered features.
What is Doctrina AI?
Doctrina is an AI-powered learning app that provides customized and enhanced learning experiences. Doctrina AI assists students and helps make studying easy. Doctrina AI's class notes tool helps students in their study sessions, promoting active engagement with class materials, teachers, and peers, thereby enhancing the learning experience.
What is Vidnoz AI?
Vidnoz AI, founded in 2016, is a free AI video generator that helps you create free AI videos in one minute. It has 1240+ realistic AI voices, 1200+ AI avatars, and 2800+ templates.
What is Gauth?
Gauth is an all-school subject AI homework helper. Gauth offers personalized learning solutions. It helps to tackle problems in subjects like Math, including algebra, geometry, calculus, and trigonometry, as well as Physics, Chemistry, Biology, Social science, Business, etc.
-
Accuracy and Reliability:
4.9
-
Cost-Efficiency:
4.7
-
Customization and Flexibility:
4.8
-
Data Privacy and Security:
4.8
-
Ease of Use:
4.6
-
Functionality and Features:
4.9
-
Integration Capabilities:
4.7
-
Performance and Speed:
4.8
-
Support and Resources:
4.7
-
Accuracy and Reliability:
4.9
-
Cost-Efficiency:
4.8
-
Customization and Flexibility:
4.9
-
Data Privacy and Security:
4.9
-
Ease of Use:
4.8
-
Functionality and Features:
4.8
-
Integration Capabilities:
4.7
-
Performance and Speed:
4.9
-
Support and Resources:
4.8
-
Accuracy and Reliability:
4.2
-
Cost-Efficiency:
4.7
-
Customization and Flexibility:
4.8
-
Data Privacy and Security:
4.6
-
Ease of Use:
4.5
-
Functionality and Features:
4.9
-
Integration Capabilities:
4.4
-
Performance and Speed:
4.7
-
Support and Resources:
4
Doctrina AI
AI-Powered Efficiency
Affordable Pricing
Multilingual Support
Interactive Learning
Easy Integration
Website Security Issues
Limited Free Features
False Positives
Security Concerns
Customization Limitations
Gauth
Instant solutions with Gauth photo math solver in seconds.
Supports 21+ languages via Gauth multilingual AI solutions.
24/7 tutoring with Gauth Lives tutoring AI for global access.
Free tier and Gauth cost-effective AI with $11.99/month Plus.
Secure with Gauth secure AI platform using TLS 1.2.
Requires stable internet for Gauth photo math solver.
Limited Gauth pricing transparency for Plus features.
Occasional inaccuracies in complex problems.
The free tier limits daily questions.
If you're looking for other PDF Tool tools for students, business executives, you can also explore SwifDoo PDF, ChatPDF AI, Smallpdf, Goodnotes, Ask AI Questions Online, Free AI PDF Reader, AI PDF Summarizer by PDF Guru, which are highly rated in 2025.
- Not Data Available!
- Vidnoz
- Los Angeles
- Gauth
- Singapore