100+ Free Online Tools
Sab Kuch Ek Jagah
CalbTools brings free online PDF tools, image editors, AI utilities, calculators, developer resources, and productivity tools together in one easy-to-use platform. Convert files, create content, solve everyday tasks, and get more done quickly—without complicated software or unnecessary sign-ups.
Explore by Category
Apni zaroorat ki category chuno — sab tools organized aur ready
AI Tools
Text, image, code AI
AI PoweredCalculators
EMI, SIP, GST & more
27+ toolsPDF Tools
Merge, split, compress
9 toolsImage Tools
Resize, compress, crop
6 toolsVoiceCafe
Text to Speech
36+ voicesDeveloper
QR, JSON, AI code
9 toolsGovt Schemes
30+ schemes search
30+Templates
126+ ready-to-use AI prompts
NewAI Tools
5 toolsCalbTools AI Prompt Studio
Cinematic Video & Storyboard Generation Architecture.
Open AI Prompt Studio → AIAI Code with Vikki
HTML, CSS & JS formatter, minifier, and SQL query validator.
Open → AIAI Code with CalbTools
Advanced AI-powered code assistant for developers.
Open → AIHeadline Analyzer
Analyze and improve your headlines for better clarity, SEO, and reader engagement.
Analyze Headline → AIFree AI Tools
Explore AI-powered tools for text, speech, images, video, and coding — all in one place.
Explore AI →PDF Tools
3 toolsPDF Tools
Merge, split, compress, and convert PDF files online for free.
Explore PDF Tools → NEWPDF Unlock
Unlock supported password-protected PDF files online using the correct password.
Open PDF Unlock → NEWPDF Background Remover
Remove or clean up backgrounds in PDF documents online with the CalbTools PDF Background Remover.
Remove PDF Background →Image Tools
6 toolsSVG & PNG Converter
Convert vector artwork to PNG, or trace a PNG into editable SVG paths.
Converter Now → NEWImage Resizer
Resize images online for free. Change dimensions, reduce file size, and convert to JPG, PNG, or WebP.
Open Image Resizer → NEWFree Online Photo Editor
Edit photos online with handy image editing tools. Customize, crop, add text, and make quick edits with CalbTools Photo Editor.
Open Photo Editor → NEWRemove Bg
AI-powered online tool hai jo kisi bhi image ka background automatically aur seconds mein remove kar deta hai.
Open Tools →Passport Photo
Create passport-size photos online in seconds — no signup, 100% free.
Create Photo → NEWReduce Image Size in KB
Compress images online and reduce file size in KB while keeping image quality clear.
Reduce Image Size →Calculators
1 toolDeveloper Tools
3 toolsQR Code Generator
Generate high-resolution QR codes with custom colors and embedded URLs.
Generate QR → TOOLJSON & CSV Converter
Easily parse, validate, and convert CSV data to JSON and vice versa.
Convert Now →Secure Password Generator
Generate ultra-strong passwords using browser Web Crypto API.
Generate →Government & Education
4 toolsGovt. Schemes
Explore Central & State government welfare schemes with eligibility and benefits.
Explore Schemes → NEWGovt. Skills
Learn free government-recognized courses from SWAYAM, NPTEL, Skill India & more.
Start Learning → POPULARGovt Scheme Search
Search 30+ Central & State Government schemes — farmer, health, scholarship, pension and more.
Search Schemes → NEWMaster Quiz Maker
Create engaging quizzes with ready-to-use templates. Build, customize, and share your own quizzes online with ease.
Open Quiz Maker →Productivity & Business
5 toolsInvoice Generator
Create professional invoices and receipts in seconds — free and easy.
Create Invoice → NEWResume Hub
Build a clean, professional resume in minutes with our free resume builder.
Build Resume → NEWKnowledge Hub
Word counter, charts, flashcards, quiz maker & more productivity tools.
Open Hub → NEWExplore Now
Your hub for unique tools — password generator, QR code, AI prompt maker and more.
Start Exploring →Our Blogs
Read helpful guides, tips and tutorials on finance, education, tools and online services.
Read Blog →From Our Blog
Guides, tips aur tutorials — sab Hindi + English me
AI Prompt Generator: Cinematic Videos, Stories aur Images Banane ka Complete Hinglish Guide
AI se cinematic videos ya high-quality images banane ke liye sirf basic description likhna kaafi nahi hai. CalbTools AI Prompt...
UP TGT 17735 Vacancy 2026: नोटिफिकेशन जारी, आवेदन 24 अक्टूबर से; जानें पूरी प्रक्रिया
उत्तर प्रदेश शिक्षा सेवा चयन आयोग (UPESSC) ने UP TGT 2026 के लिए 17,735 पदों पर आधिकारिक अधिसूचना जारी कर...
CalbTools AI Prompt Templates क्या हैं? 126+ Free Prompts का Practical Guide
CalbTools Template Gallery में 126 ready-to-use AI prompts हैं — website, phone, tyohar, marriage, anniversary और birthday जैसी 7 categories...
Why Choose CalbTools?
10,000+ users rozana humein kyun choose karte hain
100% Free
Koi hidden charge nahi. Koi premium plan nahi. Sab kuch free forever.
Privacy First
Aapka data browser me hi process hota hai, server pe save nahi.
Lightning Fast
Results in seconds. Zero waiting, zero loading screens.
No Signup
Bina login, bina account — jaise chaho, jab chaho use karo.
Frequently Asked Questions
Kya CalbTools completely free hai?
Haan, 100% free. Koi hidden charges nahi, koi premium plan nahi. Saare tools bina paisa diye use kar sakte ho.
Mera data safe hai?
Bilkul. Aapka data browser me hi process hota hai — server pe kabhi nahi jaata. PDF, images, text — sab kuch aapke device pe hi rehta hai.
Mobile pe use kar sakte hain?
Haan, saare tools mobile, tablet aur desktop — sab pe perfectly kaam karte hain.
Kya signup karna zaroori hai?
Nahi. Aap bina account banaye, bina email daale, directly tools use kar sakte ho.
Document services kaise milegi?
WhatsApp karo +91 9580796218 pe — PAN, Voter ID, DL, Eshram, Abha, ticket booking aur printing services sab available hain.
Ready to Explore All Tools?
100+ tools, ek click me. No signup, no charges — bas try karo aur kaam karwao.
About CalbTools — India’s Free Online Tools Platform
CalbTools is a platform offering 100+ free online tools for everyday digital tasks. Explore Image Tools like Free Image Resizer and AI Background Remover, Calculators for EMI, SIP and GST, PDF Utilities, AI tools, government scheme information, VoiceCafe text-to-speech tools, and more. Our goal is to make useful online utilities accessible without unnecessary sign-ups or complicated steps.
What Tools Are Available?
- AI Tools: Utilities for text, images, speech and code.
- Calculators: EMI, SIP, GST, salary, income tax, BMI, age and other everyday calculations.
- PDF Tools: Merge, split, compress and convert PDF files online.
- Image Tools: Resize and compress images, remove backgrounds and prepare passport-size photos.
- VoiceCafe: Text-to-speech and speech-to-text utilities with multilingual voice options.
- Government Schemes: Information about central and state government schemes and eligibility.
- Developer Tools: QR code generation, JSON conversion, password generation and coding utilities.
Why Choose CalbTools?
CalbTools brings useful digital utilities together in one convenient place for students, professionals and everyday users.
- Free to Use: Access available tools without a paid subscription.
- Privacy-Conscious: Check the individual tool’s privacy information to understand how your files and data are processed.
- Easy to Access: Use available tools directly without unnecessary registration.
Whether you are a student, freelancer, small business owner or everyday internet user, CalbTools helps simplify common digital tasks with accessible online utilities.