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.
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7554ready-made tools
6channels
1API & key
$0.002per call, from
The full catalog
Search or filter by category. Every capability is its own endpoint with a published price.
⚙️ Developer UtilitiesFree
Frequent flyer miles value calculator
cents per mile
B
POST /travel2/frequent-flyer-miles-value$0.002⚙️ Developer UtilitiesFree
Hotel price per night calculator
compare total stay prices fairly
K
POST /travel2/hotel-price-per-night-compare$0.002⚙️ Developer UtilitiesFree
Check itinerary time conflicts and overlapping activities
R
POST /travel2/itinerary-time-conflict-check$0.002⚙️ Developer UtilitiesFree
Estimate jet lag adjustment days
eastward or westward
M
POST /travel2/jet-lag-adjustment-days$0.002⚙️ Developer UtilitiesFree
Check passport validity for a travel date
six-month rule
R
POST /travel2/passport-expiry-travel-check$0.002⚙️ Developer UtilitiesFree
Road trip fuel stop calculator
intervals and stops
F
POST /travel2/road-trip-fuel-stops$0.002🎬 VideoFree
Letterbox bar pixel size calculator for video canvases
R
POST /video2/aspect-ratio-letterbox-bars-size$0.002🎬 VideoFree
LUT blend intensity preview
calculate partial color grade strength
K
POST /video2/color-grade-lut-intensity$0.002🎬 VideoFree
Build a video file naming convention
production filename generator
B
POST /video2/file-naming-convention-build$0.002🎬 VideoFree
Build an adaptive streaming bitrate ladder from a source resolution
F
POST /video2/streaming-bitrate-ladder$0.002⚙️ Developer UtilitiesFree
Affiliate Commission Calculator for Tiered Payouts
B
POST /ecom/affiliate-commission-calc$0.002⚙️ Developer UtilitiesFree
Dropshipping profit per order calculator
K
POST /ecom/dropship-profit-calc$0.002⚙️ Developer UtilitiesFree
Free shipping threshold calculator
find the amount left to spend
K
POST /ecom/free-shipping-threshold-gap$0.002⚙️ Developer UtilitiesFree
Calculate Inventory Turnover Ratio and Days to Sell Through
R
POST /ecom/inventory-turnover-ratio$0.002⚙️ Developer UtilitiesFree
Check A/B test sample size adequacy and conversion significance
B
POST /ecom/landing-page-ab-test-significance$0.002⚙️ Developer UtilitiesFree
Marketplace Fee Calculator
Calculate Your Net Seller Payout
F
POST /ecom/marketplace-fee-net-calc$0.002⚙️ Developer UtilitiesFree
Product Bundle Discount Calculator
Price and Savings
F
POST /ecom/product-bundle-discount$0.002⚙️ Developer UtilitiesFree
Calculate product return rate from units sold and returned
R
POST /ecom/return-rate-calculate$0.002⚙️ Developer UtilitiesFree
Calculate weighted average product rating from star counts
F
POST /ecom/review-rating-average$0.002⚙️ Developer UtilitiesFree
Subscription plan change proration calculator
credit and charge
K
POST /ecom/subscription-proration-calc$0.002⚙️ Developer UtilitiesFree
Ten-Pin Bowling Score Calculator by Frame
R
POST /game/bowling-score-calculate$0.002⚙️ Developer UtilitiesFree
Seeded Standard Card Deck Shuffle
Reproducible 52-Card Order
B
POST /game/card-deck-shuffle-seeded$0.002⚙️ Developer UtilitiesFree
Darts Checkout Calculator
Suggest a Three-Dart Finish
F
POST /game/dart-score-checkout$0.002⚙️ Developer UtilitiesFree
Parse D&D dice notation
count, sides, modifier and roll range
R
POST /game/dnd-dice-notation-parse$0.002⚙️ Developer UtilitiesFree
Elo Rating Update Calculator
New Ratings After a Match
B
POST /game/elo-rating-update$0.002⚙️ Developer UtilitiesFree
Poker Hand Ranking Calculator
Check Five-Card Strength
F
POST /game/poker-hand-rank$0.002⚙️ Developer UtilitiesFree
Build a round-robin schedule from participant names
R
POST /game/round-robin-schedule$0.002⚙️ Developer UtilitiesFree
RPG XP to next level calculator
linear or quadratic curve
K
POST /game/rpg-xp-to-next-level$0.002⚙️ Developer UtilitiesFree
Validate Sudoku Board Legality
Check Rows, Columns and Boxes
K
POST /game/sudoku-validate-board$0.002⚙️ Developer UtilitiesFree
Check Tic-Tac-Toe Winner, Draw, or Game in Progress
R
POST /game/tic-tac-toe-winner-check$0.002⚙️ Developer UtilitiesFree
Build a single-elimination bracket with automatic byes
F
POST /game/tournament-bracket-build$0.002⚙️ Developer UtilitiesFree
Generate a Word Search Puzzle Grid
Seeded and Reproducible
B
POST /game/word-search-grid-generate$0.002⚙️ Developer UtilitiesFree
Flower bulb calculator
bulbs needed from bed area and planting density
A
POST /home/flower-bulbs$0.002⚙️ Developer UtilitiesFree
Bitwise calculator
AND, OR, XOR and shifts on 32-bit integers
A
POST /math/bitwise$0.002⚙️ Developer UtilitiesFree
Pond volume calculator
gallons from length, width and average depth
A
POST /home/pond-volume$0.002⚙️ Developer UtilitiesFree
Fence cost estimator
panels, posts, concrete and gate total, free
A
POST /home/fence-cost$0.002⚙️ Developer UtilitiesFree
Fence gate calculator
posts, hinges and latches from gate count and width
S
POST /home/fence-gate$0.002⚙️ Developer UtilitiesFree
Fence panel calculator
panels and posts from length and panel width
P
POST /home/fence-panels$0.002⚙️ Developer UtilitiesFree
Lawn roller fill calculator
water weight from drum diameter and width
P
POST /home/lawn-roller-fill$0.002⚙️ Developer UtilitiesFree
Lawn topdressing calculator
yd³ sand/compost from area and depth
S
POST /home/lawn-topdressing$0.002⚙️ Developer UtilitiesFree
Stepping stone calculator
stones from path length and spacing, free
A
POST /home/stepping-stones$0.002⚙️ Developer UtilitiesFree
Box method calculator
multiply two binomials step by step
A
POST /math/box-method$0.002⚙️ Developer UtilitiesFree
Cartesian to polar converter
radius and angle in radians from x and y
G
POST /math/cartesian-to-polar$0.002⚙️ Developer UtilitiesFree
Catenary curve height calculator
free
H
POST /math/catenary-curve$0.002⚙️ Developer UtilitiesFree
Excavation volume calculator
cut or fill soil in yd³ free
S
POST /home/excavation-volume$0.002⚙️ Developer UtilitiesFree
Calculate meal prep containers needed
free planner
F
POST /home/meal-prep-container-count$0.002⚙️ Developer UtilitiesFree
Square footage calculator
room area in sq ft from length × width
A
POST /home/square-footage$0.002⚙️ Developer UtilitiesFree
Tile project cost estimator
tiles, thinset, grout and waste allowance
P
POST /home/tile-project-cost$0.002⚙️ Developer UtilitiesFree
Triangle area calculator
base and height for lots and gables
S
POST /home/triangle-area-land$0.002⚙️ Developer UtilitiesFree
Conference room capacity calculator by seating layout
F
POST /life/conference-room-capacity-check$0.002⚙️ Developer UtilitiesFree
Event catering food quantity estimator
appetizers, buffet or plated
K
POST /life/event-catering-quantity-estimate$0.002⚙️ Developer UtilitiesFree
Wedding budget breakdown by category calculator
B
POST /life/wedding-budget-category-split$0.002⚙️ Developer UtilitiesFree
Ceiling function calculator
smallest integer >= x, free
H
POST /math/ceiling-function$0.002⚙️ Developer UtilitiesFree
Center of an ellipse
find (h, k) from the general conic equation
A
POST /math/center-of-ellipse$0.002⚙️ Developer UtilitiesFree
Center of mass calculator
balance point of point masses
G
POST /math/center-of-mass$0.002⚙️ Developer UtilitiesFree
Central angle calculator
degrees from arc length and radius
H
POST /math/central-angle$0.002⚙️ Developer UtilitiesFree
Centroid calculator
average of a set of points
G
POST /math/centroid$0.002⚙️ Developer UtilitiesFree
Round-trip average speed
harmonic mean of two equal legs
P
POST /mech/average-speed-round-trip$0.002⚙️ Developer UtilitiesFree
Braking distance calculator
stopping distance from speed and deceleration
A
POST /mech/stopping-distance$0.002⚙️ Developer UtilitiesFree
Vertical throw max height calculator
H = v² / (2g), free
S
POST /mech/vertical-throw-max-height$0.002No capabilities match your search.
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.
Pay-as-you-go
Per task
$0.002+
The full API — 7500+ capabilities — billed only for what you run, from $0.002 per call. No monthly fee.
Balance
$10.00+
Top up your balance and spend it across web, API and the app. It never expires.