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
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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.

⚙️ Developer UtilitiesFree
Assign wedding table seating
keep groups together, free
Hhedy
POST /life/wedding-guest-seating$0.002
⚙️ Developer UtilitiesFree
APA citation generator
format APA 7th edition citations free
Ssamurai
POST /life/citation-apa-format$0.002
⚙️ Developer UtilitiesFree
Convert GPA to a 4.0 scale
linear or standard mapping
Ffrances
POST /life/gpa-to-4-scale-convert$0.002
⚙️ Developer UtilitiesFree
Compare text similarity
shingle overlap percentage
Bbarbara
POST /life/plagiarism-shingle-compare$0.002
⚙️ Developer UtilitiesFree
Validate feature flag names
lowercase kebab or snake_case with prefix
Aabuela
POST /dev/feature-flag-name-validate$0.002
⚙️ Developer UtilitiesFree
Extract GraphQL query variable names and types
Ffrances
POST /dev/graphql-query-variables-extract$0.002
⚙️ Developer UtilitiesFree
HTTP method for a CRUD action
REST verb and status code
Aada
POST /dev/http-method-from-action-suggest$0.002
⚙️ Developer UtilitiesFree
Extract OpenAPI path parameters in template order
Kkatherine
POST /dev/openapi-path-params-extract$0.002
⚙️ Developer UtilitiesFree
Trip carbon footprint calculator for car, train, plane, or bus
Bbarbara
POST /life/carbon-footprint-travel-estimate$0.002
⚙️ Developer UtilitiesFree
MLA citation formatter
MLA 9th edition from author, title, year
Aabuela
POST /life/citation-mla-format$0.002
⚙️ Developer UtilitiesFree
Commute cost calculator
compare driving vs transit daily and monthly
Ssamurai
POST /life/commute-cost-compare$0.002
⚙️ Developer UtilitiesFree
Check interview answer STAR structure
Situation Task Action Result
PPavilion
POST /life/interview-answer-star-check$0.002
⚙️ Developer UtilitiesFree
Resume length check
is your CV the right length for your experience?
Hhedy
POST /life/resume-length-check$0.002
⚙️ Developer UtilitiesFree
Salary negotiation range calculator
suggested ask above market rate
Ggrace
POST /life/salary-negotiation-range$0.002
⚙️ Developer UtilitiesFree
Pomodoro study session planner
work and break schedule free
Aada
POST /life/study-break-pomodoro$0.002
⚙️ Developer UtilitiesFree
Generate a Wedding Planning Countdown Checklist
Kkatherine
POST /life/wedding-countdown-checklist$0.002
⚙️ Developer UtilitiesFree
Shorten a Git commit hash to any valid length
Bbarbara
POST /dev/commit-hash-short-form$0.002
⚙️ Developer UtilitiesFree
Resolve configuration value precedence
Bbarbara
POST /dev/config-precedence-resolve$0.002
⚙️ Developer UtilitiesFree
Calculate a deterministic feature rollout percentage bucket
Ffrances
POST /dev/feature-toggle-rollout-percent$0.002
⚙️ Developer UtilitiesFree
Git branch naming convention validator
match pattern and extract parts
PPavilion
POST /dev/git-branch-name-validate$0.002
⚙️ Developer UtilitiesFree
Idempotency key format check
length and URL-safe characters validated
Ggrace
POST /dev/idempotency-key-format-check$0.002
⚙️ Developer UtilitiesFree
Rank log level severity order
sort and compare levels
Kkatherine
POST /dev/log-level-severity-rank$0.002
⚙️ Developer UtilitiesFree
Extract regex named capture groups
list (?<name>) groups from a pattern
Aabuela
POST /dev/regex-named-group-extract$0.002
⚙️ Developer UtilitiesFree
REST endpoint naming checker
plural nouns, lowercase, hyphens
Hhedy
POST /dev/rest-endpoint-naming-check$0.002
⚙️ Developer UtilitiesFree
Diff package.json dependencies
added, removed, version changes
Ssamurai
POST /dev/semantic-diff-package-json$0.002
⚙️ Developer UtilitiesFree
Derive a URL slug from a Git branch name
Ffrances
POST /dev/slug-from-git-branch$0.002
⚙️ Developer UtilitiesFree
Parse common log timestamp formats
ISO 8601, syslog and Apache to ISO
Aada
POST /dev/timestamp-log-parse$0.002
⚙️ Developer UtilitiesFree
Webhook delivery retry schedule
fixed, linear, exponential backoff delays
Ssamurai
POST /dev/webhook-retry-schedule-build$0.002
⚙️ Developer UtilitiesFree
Detect API versioning scheme from URL
path, query, or header-implied
PPavilion
POST /dev/api-versioning-scheme-detect$0.002
⚙️ Developer UtilitiesFree
Debt snowball vs avalanche order
free payoff priority calculator
Aabuela
POST /fin/debt-snowball-order$0.002
⚙️ Developer UtilitiesFree
Life insurance needs calculator
DIME-style coverage estimate
PPavilion
POST /fin/life-insurance-needs-estimate$0.002
⚙️ Developer UtilitiesFree
Days to reach savings goal
fixed daily or weekly deposit calculator
Ssamurai
POST /fin/piggy-bank-savings-goal-days$0.002
⚙️ Developer UtilitiesFree
Calculate blended interest rate across multiple loans
Kkatherine
POST /fin/piggyback-loan-combined-rate$0.002
⚙️ Developer UtilitiesFree
Round-up savings calculator
total spare change from purchases
Bbarbara
POST /fin/round-up-savings-calc$0.002
⚙️ Developer UtilitiesFree
Simplified take-home pay estimate
net from gross and withholdings
Aabuela
POST /fin/take-home-pay-estimate$0.002
⚙️ Developer UtilitiesFree
Marginal tax bracket lookup and progressive tax calculator
Ffrances
POST /fin/tax-bracket-marginal-lookup$0.002
🎧 Audio & VoiceFree
Audio export preset lookup
format, bitrate, and sample rate
Bbarbara
POST /audio/audio-export-preset-lookup$0.002
🎧 Audio & VoiceFree
Peak normalization gain calculator
target dBFS adjustment
Ffrances
POST /audio/audio-normalize-peak-target$0.002
🎧 Audio & VoiceFree
Seamless loop crossfade calculator
find the overlap window
Ffrances
POST /audio/loop-point-crossfade-calc$0.002
🎧 Audio & VoiceFree
Calculate speaking rate in words per minute
Mmargaret
POST /audio/speech-rate-wpm-calculate$0.002
⚙️ Developer UtilitiesFree
Classify a learning objective by Bloom's Taxonomy level
Mmargaret
POST /edu/bloom-taxonomy-verb-classify$0.002
⚙️ Developer UtilitiesFree
Check citation format consistency
find style outliers
Mmargaret
POST /edu/plagiarism-citation-style-check$0.002
⚙️ Developer UtilitiesFree
Select a report card comment template by subject and performance
Rradia
POST /edu/report-card-comment-bank$0.002
⚙️ Developer UtilitiesFree
Calculate weighted semester grade from category scores
Rradia
POST /edu/semester-grade-weighted$0.002
⚙️ Developer UtilitiesFree
Rank a vocabulary list by word frequency for teaching priority
Ffrances
POST /edu/vocabulary-list-frequency-rank$0.002
✍️ Text & AIFree
Detect overused words in text
frequency threshold, free
Aabuela
POST /write/overused-word-detect$0.002
⚙️ Developer UtilitiesFree
Business name combinations generator
mix word fragments
Rradia
POST /biz/business-name-combine$0.002
⚙️ Developer UtilitiesFree
Hybrid work schedule calculator
office and remote days
Mmargaret
POST /biz/commute-days-hybrid-schedule$0.002
⚙️ Developer UtilitiesFree
Build a Competitor Feature Comparison Matrix
Kkatherine
POST /biz/competitor-feature-matrix-build$0.002
⚙️ Developer UtilitiesFree
Fill content calendar posting slots from a weekly frequency
Kkatherine
POST /biz/content-calendar-slot-fill$0.002
⚙️ Developer UtilitiesFree
Customer satisfaction (CSAT) score calculator
Kkatherine
POST /biz/csat-score-calculate$0.002
⚙️ Developer UtilitiesFree
Elevator Pitch Length Checker
Estimate Speaking Time
Kkatherine
POST /biz/elevator-pitch-length-check$0.002
⚙️ Developer UtilitiesFree
Calculate email list growth rate and gross signup rate
Bbarbara
POST /biz/email-list-growth-rate$0.002
⚙️ Developer UtilitiesFree
Calculate Employee Net Promoter Score
eNPS calculator
Ffrances
POST /biz/employee-enps-calculate$0.002
⚙️ Developer UtilitiesFree
Job posting inclusive language checker
find exclusionary terms
Ffrances
POST /biz/job-posting-readability-check$0.002
⚙️ Developer UtilitiesFree
Meeting cost calculator by attendee salaries and duration
Bbarbara
POST /biz/meeting-cost-estimate$0.002
⚙️ Developer UtilitiesFree
Meeting room double booking checker
find scheduling conflicts
Kkatherine
POST /biz/meeting-room-double-booking-check$0.002
⚙️ Developer UtilitiesFree
Average podcast downloads per episode calculator
Rradia
POST /biz/podcast-download-per-episode-avg$0.002
⚙️ Developer UtilitiesFree
Generate a press kit contents checklist
Kkatherine
POST /biz/press-kit-checklist-build$0.002
⚙️ Developer UtilitiesFree
Allocate Presentation Time per Slide and Section
Bbarbara
POST /biz/slide-deck-time-budget$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.