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 & MonitoringFree
Calculate uptime percentage from incident durations
Bbarbara
POST /web/status-page-uptime-percent$0.002
⚙️ Developer UtilitiesFree
Brine Salt and Water Ratio Calculator
Ffrances
POST /cook/brine-ratio-calculate$0.002
⚙️ Developer UtilitiesFree
Coffee-to-water brew ratio calculator
Bbarbara
POST /cook/coffee-ratio-calculate$0.002
⚙️ Developer UtilitiesFree
Restaurant food cost percentage calculator
price menu items for a target
Ffrances
POST /cook/food-cost-percentage$0.002
⚙️ Developer UtilitiesFree
Slow cooker time converter
recipe cook time to LOW/HIGH hours
Aabuela
POST /cook/slow-cooker-time-convert$0.002
⚙️ Developer UtilitiesFree
Sourdough dough hydration
baker's % from flour, water & starter
PPavilion
POST /cook/sourdough-hydration-calc$0.002
⚙️ Developer UtilitiesFree
Wine bottle calculator for a party
servings and guests
Kkatherine
POST /cook/wine-serving-count$0.002
⚙️ Developer UtilitiesFree
Recipe batch total cost calculator
ingredients × unit cost ÷ servings
PPavilion
POST /cook/batch-recipe-cost$0.002
⚙️ Developer UtilitiesFree
Recipe calorie calculator
total and calories per serving
Kkatherine
POST /cook/calorie-count-recipe$0.002
⚙️ Developer UtilitiesFree
Cooking oil smoke point lookup
temperatures and suitable uses
Bbarbara
POST /cook/smoke-point-lookup$0.002
⚙️ Developer UtilitiesFree
Humidex calculator
Canadian humidex from temperature and dew point
PPavilion
POST /weather/humidex-calculate$0.002
⚙️ Developer UtilitiesFree
Wind chill calculator
calculate feels-like temperature
Ffrances
POST /weather/wind-chill-calculate$0.002
⚙️ Developer UtilitiesFree
Classify an Air Quality Index Category and Health Guidance
Kkatherine
POST /weather/air-quality-index-category$0.002
⚙️ Developer UtilitiesFree
Convert barometric pressure units
hPa/mb, inHg and mmHg
Aabuela
POST /weather/barometric-pressure-convert$0.002
⚙️ Developer UtilitiesFree
Simplified reference evapotranspiration estimate for irrigation
Bbarbara
POST /weather/evapotranspiration-estimate$0.002
⚙️ Developer UtilitiesFree
Frost and freeze risk check
classify overnight low for gardens
PPavilion
POST /weather/frost-freeze-risk-check$0.002
⚙️ Developer UtilitiesFree
Hurricane category by wind speed
Saffir-Simpson scale lookup
Aabuela
POST /weather/storm-surge-category-lookup$0.002
⚙️ Developer UtilitiesFree
Beaufort wind scale lookup
force number and conditions
Ffrances
POST /weather/wind-speed-scale-lookup$0.002
📄 Documents & PDFFree
Check PDF embedded color profile
CMYK, RGB or none
Kkatherine
POST /pdf/color-profile-check$0.002
📄 Documents & PDFFree
PDF duplex print page order
long-edge vs short-edge sheet map
Aabuela
POST /pdf/duplex-page-order-check$0.002
📄 Documents & PDFFree
Extract first and last PDF pages
keep both cover pages
Bbarbara
POST /pdf/first-last-page-extract$0.002
📄 Documents & PDFFree
Check PDF fonts embedded
find missing embedded fonts
Ffrances
POST /pdf/font-embedding-check$0.002
⚙️ Developer UtilitiesFree
Pollen Count Severity Category Classifier
Ffrances
POST /weather/pollen-count-category$0.002
⚙️ Developer UtilitiesFree
Snow-to-liquid ratio estimator
predict snow accumulation from temperature
Kkatherine
POST /weather/snow-to-liquid-ratio-estimate$0.002
🕸️ Web Scraping & MonitoringFree
Decode JWT Payload
View Header and Claims Without Verification
Kkatherine
POST /web/jwt-decode$0.002
🎧 Audio & VoiceFree
Concatenate audio clips
calculate duration and start offsets
Ffrances
POST /audio/merge-clips$0.002
📄 Documents & PDFFree
Generate a price quote document with discount and totals
Bbarbara
POST /doc/quote-estimate-generate$0.002
📄 Documents & PDFFree
Flag PDF pages that need OCR
text-layer presence check
Aabuela
POST /pdf/searchable-ocr-flag$0.002
📄 Documents & PDFFree
Extract PDF text from a page range
select and join pages
Bbarbara
POST /pdf/text-extract-by-page-range$0.002
⚙️ Developer UtilitiesFree
Explain Unix file permission octal
owner, group, and others
Kkatherine
POST /security/file-permission-octal-explain$0.002
⚙️ Developer UtilitiesFree
Compare cost per serving for two recipes
Ffrances
POST /math/recipe-cost-per-serving-compare$0.002
⚙️ Developer UtilitiesFree
Split a tip pool by hours worked
proportional calculator
Kkatherine
POST /math/tip-pool-split-by-hours$0.002
⚙️ Developer UtilitiesFree
Compare unit price between products
find the better value
Bbarbara
POST /math/unit-price-compare$0.002
🖼️ ImagesFree
Compare color space gamut coverage and uses
Bbarbara
POST /image/color-space-gamut-compare$0.002
⚙️ Developer UtilitiesFree
Group expense settle-up
minimum payments to clear debts free
Aabuela
POST /math/who-owes-who-settle-up$0.002
⚙️ Developer UtilitiesFree
Check Cookie Security Attributes
Secure, HttpOnly and SameSite
Kkatherine
POST /security/cookie-attribute-check$0.002
⚙️ Developer UtilitiesFree
Check flight layover connection time
comfortable, tight, or risky
Aabuela
POST /travel/layover-time-check$0.002
⚙️ Developer UtilitiesFree
Airline luggage weight limit checker and overweight fee tier
Ffrances
POST /travel/luggage-weight-check$0.002
⚙️ Developer UtilitiesFree
SPDX license identifier lookup
names and summaries
Kkatherine
POST /dev/license-spdx-lookup$0.002
⚙️ Developer UtilitiesFree
Generate README badge Markdown with alt text
Bbarbara
POST /dev/readme-badge-markdown$0.002
⚙️ Developer UtilitiesFree
Visa requirement check
passport vs destination lookup stub
Aabuela
POST /travel/visa-required-check-stub$0.002
⚙️ Developer UtilitiesFree
API rate limit calculator
windows and batch delay budget
Aabuela
POST /dev/api-rate-limit-calc$0.002
⚙️ Developer UtilitiesFree
Pagination offset and limit calculator
total pages
Bbarbara
POST /dev/pagination-offset-calc$0.002
⚙️ Developer UtilitiesFree
Resolve a slug collision with an incrementing numeric suffix
Ffrances
POST /dev/slug-collision-resolve$0.002
⚙️ Developer UtilitiesFree
Generate a complementary color from any hex or RGB value
Ffrances
POST /color/complementary-generate$0.002
⚙️ Developer UtilitiesFree
Validate an environment variable name
POSIX naming check
Ffrances
POST /dev/env-var-name-validate$0.002
📈 SEOFree
Count internal vs external links
check your page link balance
Kkatherine
POST /seo/internal-link-count$0.002
🎬 VideoFree
Convert total episode runtime to binge days
Bbarbara
POST /video/streaming-watch-time-convert$0.002
⚙️ Developer UtilitiesFree
Rubric weighted score calculator
aggregate criteria and grades
Ffrances
POST /edu/rubric-score-aggregate$0.002
⚙️ Developer UtilitiesFree
Student-teacher ratio calculator
check a class-size target
Kkatherine
POST /edu/class-size-ratio-check$0.002
⚙️ Developer UtilitiesFree
Book reading level matcher
find suitable books for a student
Ffrances
POST /edu/reading-level-book-match$0.002
⚙️ Developer UtilitiesFree
Split a class into evenly sized study groups
Bbarbara
POST /edu/study-group-size-split$0.002
⚙️ Developer UtilitiesFree
Mortgage affordability calculator
estimate payment and loan amount
Kkatherine
POST /realestate/mortgage-affordability$0.002
⚙️ Developer UtilitiesFree
Simplify mixed fraction
convert improper and mixed free
Ssamurai
POST /math/mixed-fraction-simplify$0.002
⚙️ Developer UtilitiesFree
Down payment calculator
calculate cash and loan amount
Ffrances
POST /realestate/down-payment-calc$0.002
⚙️ Developer UtilitiesFree
Lease rent escalation calculator
yearly rent schedule
Bbarbara
POST /realestate/lease-escalation-calc$0.002
🎧 Audio & VoiceFree
Format audio chapters for podcast apps
Podcasting 2.0 JSON
Ssamurai
POST /audio/audio-chapter-export-format$0.002
🎧 Audio & VoiceFree
Estimate audio duration after trimming silence
Ffrances
POST /audio/audio-silence-trim-estimate$0.002
🎧 Audio & VoiceFree
Podcast ad slot timestamp calculator
pre-roll, mid-roll and post-roll
Bbarbara
POST /audio/podcast-ad-slot-timing$0.002
🎧 Audio & VoiceFree
Ringtone clip window suggester
find a 20–30 second hook
Ffrances
POST /audio/ringtone-clip-suggest$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.