Comment Generator produces social media comments formatted for text or image posts across positive, negative, and neutral tones. Each request returns generated comment text with optional emoji support, while paid plans can request batches up to 10.

Company Lookup matches stock tickers, CIK numbers, company names, or SIC codes with official SEC registration records. It returns legal entity names, trading exchanges, tax EINs, Standard Industrial Classification codes, and registered business addresses.

Company Name Generator generates business name ideas from a seed keyword, returning a list of suggested brand names. Supply any industry or concept word to receive ready-made brand naming suggestions.

Compliment Generator creates unique, heartfelt compliments using template-based generation with extensive word banks. Perfect for apps, chatbots, or spreading positivity.

Contact Extractor scrapes public email addresses, phone numbers, and physical addresses from any web page URL. It tallies the findings and returns unique records found on the page.

Content Filter checks URLs against a comprehensive blocklist of 200,000+ domains categorized as ads-malware, fake news, gambling, adult content, or social media. Returns the specific category for blocked domains, plus every category a domain appears in across a 1.7M-domain index.

Coordinates Are Sea checks whether a given latitude and longitude pair sits in the ocean or on land. Pass geographic coordinates to receive a boolean confirming if the location is in the sea.

Cost of Living is a cost of living API that provides index values for US regions based on major metropolitan area data. Compare the relative cost of living between states or cities, each mapped to its Census region, and calculate salary equivalents for relocation decisions on paid plans.

Cloud Counter stores and updates persistent numeric counters by ID without needing a database. It tracks increments, decrements, and custom values while returning timestamps and number properties like parity and prime status.

Country Borders identifies adjacent nations by two-letter ISO country code. It returns the list of bordering countries along with region, subregion, and landlocked status.

Country Boundaries retrieves GeoJSON border outlines for any country by its two-letter ISO code. Each response includes the country name, geometry type, and boundary coordinate pairs ready for mapping layers.

Country Flags is a country flag API that fetches direct download URLs for national flag images using two-letter ISO country codes. Responses return the country name, ISO code, and image link, while paid plans can select SVG or PNG formats and shapes.

Country Languages lists official and commonly spoken languages for any country using its two-letter ISO code. It returns the common country name, formal official name, an array of recognized languages, and the total language count.

Country Lookup matches any country name or ISO code to its official names, ISO 3166 codes, capitals, region, languages, and flag emoji. Paid plans add coordinates and major cities.

County Data Lookup is a county lookup API that retrieves income, poverty rate, and life expectancy for any US county by state and county name. Paid plans add age demographics, educational attainment, health indicators, ZIP codes, and cost of living.

CPI Inflation provides monthly Consumer Price Index data broken down by category including food, housing, transportation, medical care, and more. Includes year-over-year inflation rates for each category.

Cron Expression Generator converts natural language schedule text into standard five-field cron expressions. Submit phrases up to 200 characters to receive the matching cron syntax, with paid plans adding written explanations.

Cron Expression Parser decodes 5-field and 6-field cron expressions into human-readable schedules. Pass any cron string to verify syntax, read plain-language timing explanations, and get the next five execution timestamps.

Crossword Generator is a crossword puzzle API that creates crosswords with intersecting words, numbered clues, and themed word selection.

Cryptogram Generator creates letter substitution cipher puzzles where each letter is replaced with another letter consistently throughout the text.