मुफ़्त ऑनलाइन टूल
268+ free online tools for PDF, images, SEO, developers, color, and productivity. Fast, browser-based, and private — no signup, no installs, no limits. Search above or browse by category below.
Total tools26810.7K total uses
Categories13Active categories
Most usedJSON Formatter4.1K uses
Recently addedExperiment RandomizerNewest tool
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text instantly in your browser.
Used 0 times•Updated never
Password Generator
Create strong random passwords with custom length, character sets, and strength feedback.
Used 0 times•Updated never
Password Strength Checker
Analyze password strength with entropy estimates, crack-time projections, and improvement tips.
Used 0 times•Updated never
AES Encrypt
Encrypt and decrypt text with AES-GCM or AES-CBC using a passphrase or hex key, entirely in your browser.
Used 0 times•Updated never
AES Decrypt
Decrypt AES-GCM or AES-CBC JSON payloads using the passphrase or hex key that was used to encrypt them.
Used 0 times•Updated never
RSA Encrypt
Encrypt and decrypt text with RSA-OAEP public/private keys, including hybrid mode for longer messages.
Used 0 times•Updated never
RSA Decrypt
Decrypt RSA-OAEP JSON payloads with your private key, including hybrid RSA + AES-GCM ciphertext.
Used 0 times•Updated never
SSL Checker
Inspect TLS certificates for any public hostname — expiry, issuer, chain, cipher, and hostname match.
Used 0 times•Updated never
SSL Expiry Checker
Check when a website SSL certificate expires. See days remaining, expiry date, chain validity, and renewal recommendations.
Used 0 times•Updated never
DNS Lookup
Query public DNS records for any domain — A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, CAA, and PTR.
Used 0 times•Updated never
DMARC Checker
Look up and parse DMARC DNS records for a domain. Review policy, reporting tags, and SPF alignment hints.
Used 0 times•Updated never
IP Address Lookup
Look up geolocation, ISP, ASN, reverse DNS, and IP format details for any public IPv4 or IPv6 address.
Used 0 times•Updated never