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
Get your API key Browse the catalog
7827ready-made tools
6channels
1API & key
$0.002per call, from

New capabilities

Fresh in the kit — just landed.

New⚙️ Developer UtilitiesNull space calculatorkernel basis of a matrix from its rowsSsamurai$0.002Open math.null_space →New⚙️ Developer UtilitiesLogical NOR calculatortrue only when both inputs are falsePPavilion$0.002Open math.nor →New⚙️ Developer UtilitiesMultiply complex numbers(a+bi)(c+di) product, freeAabuela$0.002Open math.multiply_complex_numbers →New⚙️ Developer UtilitiesMöbius strip calculatorsurface area and edge lengthSsamurai$0.002Open math.mobius_strip →New⚙️ Developer UtilitiesLong multiplication calculatordigit-by-digit product, freeAabuela$0.002Open math.long_multiplication →New⚙️ Developer UtilitiesMean calculatorarithmetic mean of a list of numbersPPavilion$0.002Open math.mean →New⚙️ Developer UtilitiesLog2 calculatorbase-2 logarithm of a positive numberSsamurai$0.002Open math.log_2 →New⚙️ Developer UtilitiesLine of intersection of two planesparametric formAabuela$0.002Open math.line_of_intersection_of_two_planes →New⚙️ Developer UtilitiesLinear-feedback shift registerLFSR bit sequence from tapsSsamurai$0.002Open math.linear_feedback_shift_register →New⚙️ Developer UtilitiesLinear combination calculatorweighted sum of vectorsPPavilion$0.002Open math.linear_combination →New⚙️ Developer UtilitiesLength of a rectangle calculatorfrom area and width, freeAabuela$0.002Open math.length_of_a_rectangle →New⚙️ Developer UtilitiesLeast to greatest fractionssort a list from smallest to largestPPavilion$0.002Open math.least_to_greatest_fractions →

Popular capabilities

Loved right now, by real traffic.

The full catalog

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

⚙️ Developer UtilitiesFree
Distributive property calculator
expand a(b + c), free
Aabuela
POST /math/distributive-property-old$0.002
⚙️ Developer UtilitiesFree
Divide complex numbers
(a+bi)/(c+di) real and imag, free
Ssamurai
POST /math/divide-complex-numbers$0.002
⚙️ Developer UtilitiesFree
Exponential notation converter
decimal ↔ a×10^n, free
PPavilion
POST /math/exponential-notation$0.002
⚙️ Developer UtilitiesFree
Factor calculator
all factors of a positive integer
Aabuela
POST /math/factor$0.002
⚙️ Developer UtilitiesFree
Factoring trinomials calculator
ax²+bx+c into two binomials
Ssamurai
POST /math/factoring-trinomials$0.002
⚙️ Developer UtilitiesFree
Fifth root calculator
real fifth root of any finite number, free
PPavilion
POST /math/fifth-root$0.002
⚙️ Developer UtilitiesFree
Fermat's little theorem calculator
a^(p−1) mod p residue
PPavilion
POST /math/fermats-little-theorem$0.002
⚙️ Developer UtilitiesFree
Greatest common divisor
Euclidean GCD of two integers
Aabuela
POST /math/greatest-common-divisor$0.002
⚙️ Developer UtilitiesFree
Half-angle formula
sin, cos, tan of θ/2 in degrees
Ssamurai
POST /math/half-angle$0.002
⚙️ Developer UtilitiesFree
Greatest common factor calculator
GCF of a list of integers
PPavilion
POST /math/greatest-common-factor$0.002
⚙️ Developer UtilitiesFree
Hexagon calculator
regular hexagon area and perimeter
Ssamurai
POST /math/hexagon$0.002
⚙️ Developer UtilitiesFree
Inverse modulo calculator
multiplicative inverse a⁻¹ mod m
Aabuela
POST /math/inverse-modulo$0.002
⚙️ Developer UtilitiesFree
Isosceles trapezoid area
two bases and height
PPavilion
POST /math/isosceles-trapezoid-area$0.002
⚙️ Developer UtilitiesFree
LCD calculator
least common multiple of integers
Aabuela
POST /math/lcd$0.002
⚙️ Developer UtilitiesFree
LCM calculator
least common multiple of integers, free
Ssamurai
POST /math/lcm$0.002
⚙️ Developer UtilitiesFree
Least to greatest fractions
sort a list from smallest to largest
PPavilion
POST /math/least-to-greatest-fractions$0.002
⚙️ Developer UtilitiesFree
Length of a rectangle calculator
from area and width, free
Aabuela
POST /math/length-of-a-rectangle$0.002
⚙️ Developer UtilitiesFree
Linear combination calculator
weighted sum of vectors
PPavilion
POST /math/linear-combination$0.002
⚙️ Developer UtilitiesFree
Linear-feedback shift register
LFSR bit sequence from taps
Ssamurai
POST /math/linear-feedback-shift-register$0.002
⚙️ Developer UtilitiesFree
Line of intersection of two planes
parametric form
Aabuela
POST /math/line-of-intersection-of-two-planes$0.002
⚙️ Developer UtilitiesFree
Log2 calculator
base-2 logarithm of a positive number
Ssamurai
POST /math/log-2$0.002
⚙️ Developer UtilitiesFree
Mean calculator
arithmetic mean of a list of numbers
PPavilion
POST /math/mean$0.002
⚙️ Developer UtilitiesFree
Long multiplication calculator
digit-by-digit product, free
Aabuela
POST /math/long-multiplication$0.002
⚙️ Developer UtilitiesFree
Möbius strip calculator
surface area and edge length
Ssamurai
POST /math/mobius-strip$0.002
⚙️ Developer UtilitiesFree
Multiply complex numbers
(a+bi)(c+di) product, free
Aabuela
POST /math/multiply-complex-numbers$0.002
⚙️ Developer UtilitiesFree
Logical NOR calculator
true only when both inputs are false
PPavilion
POST /math/nor$0.002
⚙️ Developer UtilitiesFree
Null space calculator
kernel basis of a matrix from its rows
Ssamurai
POST /math/null-space$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.

Pay-as-you-go
Per task
$0.002+

The full API — 7800+ 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.

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