ForHosting KIT

Everything you need.
One Kit.

Hundreds of ready-made tasks — PDF, images, audio, OCR, text AI, scraping, data and more — behind a single REST API. Send a job, get a finished result by webhook. No servers, no per-model tokens, a price you can read.

REST APILive
EmailLive
Webforhosting.com/kitLive
TelegramLive
iOS & AndroidBuilding
WhatsAppComing
7554ready-made tools
6channels
1API & key
$0.002per call, from

New capabilities

Fresh in the kit — just landed.

New⚙️ Developer UtilitiesVolume to density calculatorρ=m/V from mass and volumeAabuela$0.002Open phys.volume_to_densityNew⚙️ Developer UtilitiesVoltage regulation calculator% from no-load and full-load VSsamurai$0.002Open phys.voltage_regulationNew⚙️ Developer UtilitiesVickers hardness number calculatorHV from force and diagonalPPavilion$0.002Open phys.vickers_hardness_numberNew⚙️ Developer UtilitiesVelocity calculatoraverage v = d/t in metres per secondAabuela$0.002Open phys.velocityNew⚙️ Developer UtilitiesValve flow coefficient calculatorCv from GPM, ΔP and GSsamurai$0.002Open phys.valve_flow_coefficientNew⚙️ Developer UtilitiesBarrel twist rate calculatorGreenhill formula, one turn per inchPPavilion$0.002Open phys.twist_rateNew⚙️ Developer UtilitiesTrue strain calculatorε_t = ln(1+ε) from engineering strainAabuela$0.002Open phys.true_strainNew⚙️ Developer UtilitiesTransmission coefficient calculatorpower T from η₁, η₂Ssamurai$0.002Open phys.transmissionNew⚙️ Developer UtilitiesTorsional stiffness calculatorκ = GJ/L in N·m/rad, freePPavilion$0.002Open phys.torsional_stiffnessNew⚙️ Developer UtilitiesTorsional spring calculatorκ = E d⁴ / (64 D N), N·mm/radAabuela$0.002Open phys.torsional_springNew⚙️ Developer UtilitiesToilet paper race mass moment of inertiaI = ½m(ri²+ro²)Ssamurai$0.002Open phys.toilet_paper_race_mass_moment_inertiaNew⚙️ Developer UtilitiesTime dilation calculatordilated time from proper time and velocityPPavilion$0.002Open phys.time_dilation

The full catalog

Search or filter by category. Every capability is its own endpoint with a published price.

🕸️ Web Scraping & MonitoringAPI
Extract images
list every image with its alt text
NNitro
POST /web/images$0.002
🕸️ Web Scraping & MonitoringAPI
Web table to CSV
scrape tables into a spreadsheet
NNitro
POST /web/tables$0.040
🕸️ Web Scraping & MonitoringAPI
Audit contact details
check the info on your own pages
NNitro
POST /web/contacts$0.002
🕸️ Web Scraping & MonitoringAPI
Link preview
title, description and image for any URL
NNitro
POST /web/link-preview$0.002
🕸️ Web Scraping & MonitoringFree
Read meta tags
free in your browser: meta, OG, Twitter
NNitro
POST /web/metadata$0.002
🕸️ Web Scraping & MonitoringFree
Extract JSON-LD
free in your browser, pull Schema.org data
NNitro
POST /web/schema$0.002
🕸️ Web Scraping & MonitoringFree
RSS to JSON
free in your browser, parse RSS and Atom
NNitro
POST /web/rss-to-json$0.002
🕸️ Web Scraping & MonitoringAPI
Find the RSS feed
for a site that hides it away
NNitro
POST /web/rss-discover$0.002
🕸️ Web Scraping & MonitoringAPI
Create an RSS feed
for a site that doesn't have one
NNitro
POST /web/make-rss$0.040
🕸️ Web Scraping & MonitoringAPI
Extract product data
name, price, stock and images
NNitro
POST /web/product-extract$0.046
🕸️ Web Scraping & MonitoringAPI
Extract a price
read the current price off any page
NNitro
POST /web/price-extract$0.046
🕸️ Web Scraping & MonitoringAPI
Check if it's in stock
right now, from the product page
NNitro
POST /web/stock-extract$0.046
🕸️ Web Scraping & MonitoringAPI
Extract reviews
pull ratings and opinions into JSON
NNitro
POST /web/reviews-extract$0.046
🕸️ Web Scraping & MonitoringAPI
Extract a job posting
structure a vacancy from its page
NNitro
POST /web/job-extract$0.046
🕸️ Web Scraping & MonitoringAPI
Monitor a page for changes
get a webhook when it changes
NNitro
POST /web/monitor-changes$0.002
🕸️ Web Scraping & MonitoringAPI
Monitor visual changes
spot when a page *looks* different
NNitro
POST /web/monitor-visual$0.040
🕸️ Web Scraping & MonitoringAPI
Track a price
watch competitors on a schedule
NNitro
POST /web/monitor-price$0.040
🕸️ Web Scraping & MonitoringAPI
Back-in-stock alerts
know the moment it returns
NNitro
POST /web/monitor-stock$0.040
🕸️ Web Scraping & MonitoringAPI
Monitor a keyword
watch a word appear or vanish
NNitro
POST /web/monitor-keyword$0.002
🕸️ Web Scraping & MonitoringAPI
Monitor uptime
status and latency, on your schedule
NNitro
POST /web/uptime$0.002
🕸️ Web Scraping & MonitoringAPI
Multi-region uptime
check from the edge, worldwide
NNitro
POST /web/uptime-multi$0.002
🕸️ Web Scraping & MonitoringAPI
Check an SSL certificate
issuer, chain and days left
NNitro
POST /web/ssl-check$0.002
🕸️ Web Scraping & MonitoringAPI
Check domain expiry
never lose one to a missed renewal
NNitro
POST /web/domain-expiry$0.002
🕸️ Web Scraping & MonitoringAPI
WHOIS lookup
registrar, dates and nameservers via RDAP
NNitro
POST /web/whois$0.002
🕸️ Web Scraping & MonitoringAPI
DNS lookup
A, AAAA, MX, TXT, NS, CNAME and SOA records
NNitro
POST /web/dns$0.002
🕸️ Web Scraping & MonitoringAPI
Check DNS propagation
query resolvers worldwide at once
NNitro
POST /web/dns-propagation$0.002
🕸️ Web Scraping & MonitoringAPI
Inspect HTTP headers
see every response header
NNitro
POST /web/headers$0.002
🕸️ Web Scraping & MonitoringAPI
Check security headers
grade CSP, HSTS, X-Frame-Options
NNitro
POST /web/security-headers$0.002
🕸️ Web Scraping & MonitoringAPI
Check redirects
follow the whole chain, hop by hop
NNitro
POST /web/redirect-chain$0.002
🕸️ Web Scraping & MonitoringAPI
Check HTTP status
code and latency for a list of URLs
NNitro
POST /web/status$0.002
🕸️ Web Scraping & MonitoringAPI
Find broken links
catch the 404s before your users do
NNitro
POST /web/broken-links$0.002
🕸️ Web Scraping & MonitoringAPI
Detect a site's technology
what it's really built with
NNitro
POST /web/tech-detect$0.040
🕸️ Web Scraping & MonitoringAPI
Audit cookies
inventory trackers for GDPR compliance
NNitro
POST /web/cookie-audit$0.040
🕸️ Web Scraping & MonitoringAPI
Accessibility audit
WCAG issues and the offending element
NNitro
POST /web/accessibility$0.040
🕸️ Web Scraping & MonitoringAPI
Measure Core Web Vitals
LCP, CLS and INP in a lab run
NNitro
POST /web/vitals$0.040
🕸️ Web Scraping & MonitoringAPI
Prerender for bots
serve rendered HTML to crawlers
NNitro
POST /web/prerender$0.040
📈 SEOAPI
Generate meta tags
fit the pixel limit
NNitro
POST /seo/meta-generate$0.003
📈 SEOAPI
Audit a page for SEO
issues ranked by lost traffic
NNitro
POST /seo/audit$0.040
📈 SEOFree
Check heading structure
free in your browser, H1 to H6
NNitro
POST /seo/headings$0.002
📈 SEOFree
Keyword density
what a page is about, free in your browser
NNitro
POST /seo/keyword-density$0.002
📈 SEOAPI
Audit internal links
find orphan pages and link sinks
NNitro
POST /seo/internal-links$0.002
📈 SEOFree
Check the canonical tag
free in-browser, catch bad ones
NNitro
POST /seo/canonical-check$0.002
📈 SEOFree
Validate hreflang
free in your browser, check return links
NNitro
POST /seo/hreflang-check$0.002
📈 SEOAPI
Analyze robots.txt
know exactly what you're blocking
NNitro
POST /seo/robots-analyze$0.002
📈 SEOFree
Validate a sitemap
broken URLs and bad lastmod, in-browser
NNitro
POST /seo/sitemap-validate$0.002
📈 SEOFree
Sitemap to JSON
flatten an index into a URL list, free
NNitro
POST /seo/sitemap-to-json$0.002
📈 SEOAPI
Generate a sitemap
crawl a site, emit a valid sitemap.xml
NNitro
POST /seo/sitemap-generate$0.002
📈 SEOAPI
Generate JSON-LD
valid structured data for any page type
NNitro
POST /seo/schema-generate$0.003
📈 SEOFree
Validate Open Graph
see the card before you post it, free
NNitro
POST /seo/og-validate$0.002
📈 SEOAPI
Audit alt text
find what's missing and write the fix
NNitro
POST /seo/alt-text-audit$0.066
📈 SEOAPI
SEO content brief
the outline a page needs to rank
NNitro
POST /seo/content-outline$0.003
📈 SEOAPI
Write click-worthy titles
variants that earn the click
NNitro
POST /seo/title-variants$0.003
📈 SEOFree
SEO readability score
how easy a page is to read, free
NNitro
POST /seo/readability$0.002
📈 SEOAPI
Cluster keywords by intent
group thousands at once
NNitro
POST /seo/keyword-cluster$0.002
📈 SEOAPI
YouTube description
title, tags and chapters, done for you
NNitro
POST /seo/youtube-meta$0.003
📈 SEOSoon
Optimize images for SEO
right format, size and filename
NNitro
POST /seo/image-optimize$0.002
🗂️ Data & FilesFree
CSV to JSON
free in your browser, or by API
NNitro
POST /data/csv-to-json$0.002
🗂️ Data & FilesFree
JSON to CSV
flatten to a spreadsheet, free online
NNitro
POST /data/json-to-csv$0.002
🗂️ Data & FilesAPI
Excel to JSON
read XLSX sheets, published price
NNitro
POST /data/xlsx-to-json$0.002
🗂️ Data & FilesAPI
JSON to Excel
a formatted XLSX from your data
NNitro
POST /data/json-to-xlsx$0.002

How it works

1

Get your key

Create an account with your email and add balance when you need it. No subscription, no sales call.

2

Call the endpoint

One authenticated POST. The API returns a task_id immediately — copy-paste snippets in five languages on every page.

3

Collect the result

Receive a signed webhook the moment it's ready, or fetch a signed link. A failed task is never charged.

Pay only for what you use

No subscription. Free tools run in your browser; paid tasks draw from your balance, which never expires.

Free tools
$0.00

On-device utilities — hash, QR, JSON, Text→PDF and more — run in your browser. No account, no limits.

Balance
$10.00+

Top up your balance and spend it across web, API and the app. It never expires.