Free Tools & Services for developers

Hostinger

Extremely High

Affordable web hosting with free domain and SSL

Cloudflare

Extremely High

CDN, security, DDoS protection, and edge computing platform

Vercel

Extremely High

Frontend cloud platform for Next.js and React apps

Netlify

Very High

Web development platform for JAMstack sites

AWS

Extremely High

World's most comprehensive cloud computing platform

DigitalOcean

Very High

Cloud infrastructure for developers

Fastly

High

Edge cloud platform for high-traffic websites

Render

High

Cloud platform for building and running apps

Railway

High

Deploy code instantly with infrastructure automation

Ahrefs

Extremely High

All-in-one SEO toolset for backlinks and keyword research

SEMrush

Extremely High

Online visibility management and content marketing platform

Moz Pro

Very High

SEO software and data for better rankings

Surfer SEO

Very High

AI-powered content optimization for on-page SEO

Screaming Frog

Very High

Website crawler for technical SEO audits

Clearscope

High

AI content optimization for SEO-driven content

Ubersuggest

Very High

Free SEO tool for keyword research and site audit

Google Analytics 4

Extremely High

Free web and app analytics from Google

Mixpanel

Very High

Product analytics for conversion optimization

Amplitude

Very High

Digital analytics platform for product teams

AppsFlyer

Extremely High

Mobile attribution and marketing analytics

Adjust

Very High

Mobile measurement and fraud prevention

Hotjar

Very High

Heatmaps, recordings, and user feedback

Plausible

High

Privacy-friendly Google Analytics alternative

Google Ad Manager

Extremely High

Enterprise ad serving platform by Google

Kevel

High

API-first ad serving for custom solutions

AdButler

High

Self-serve ad server for publishers of all sizes

Smart AdServer

High

Full-stack monetization platform

Revive Adserver

High

Free open source ad server software

The Trade Desk

Extremely High

Leading independent DSP for enterprise advertisers

Amazon DSP

Extremely High

Reach Amazon shoppers on and off Amazon

DV360 (Google)

Extremely High

Google's enterprise demand-side platform

StackAdapt

Very High

Multi-channel programmatic advertising platform

Basis (Centro)

High

Comprehensive DSP and workflow automation

PubMatic

Extremely High

Digital advertising infrastructure for publishers

Magnite

Extremely High

Largest independent sell-side advertising platform

Index Exchange

Very High

Global advertising marketplace

Sovrn

Very High

Publisher technology and services for monetization

Prebid.js

Extremely High

Open source header bidding solution

Amazon TAM

Very High

Transparent Ad Marketplace by Amazon

SimilarWeb

Extremely High

Website traffic and competitive analytics

SparkToro

High

Audience research and intelligence platform

Taboola Newsroom

Extremely High

Content discovery and traffic growth for publishers

Chartbeat

High

Real-time content analytics for publishers

HARO (Connectively)

Very High

Connect with journalists for PR and backlinks

Pitchbox

High

Outreach and link building automation software

Hunter.io

Very High

Find and verify professional email addresses

Respona

High

All-in-one PR and link building platform

Flippa

Extremely High

Marketplace for buying and selling websites

Empire Flippers

Very High

Premium online business broker

Acquire.com

Very High

Startup acquisition marketplace for SaaS

Motion Invest

High

Content site marketplace for affordable deals

Stripe

Extremely High

Online payment processing for internet businesses

PayPal

Extremely High

Global payment platform for businesses

Payoneer

Very High

Cross-border payment platform for ad networks

Wise (TransferWise)

Very High

International money transfers at real exchange rate

Paddle

High

Payment infrastructure for SaaS companies

BitPay

Very High

Bitcoin and crypto payment processor

Coinbase Commerce

Very High

Accept crypto payments easily for merchants

BTCPay Server

High

Self-hosted crypto payment processor

ClickCease

Very High

Click fraud protection for PPC campaigns

DoubleVerify

Very High

Digital media measurement and verification

TrafficGuard

High

AI-powered ad fraud prevention

Blockthrough

High

Adblock revenue recovery for publishers

Admiral

High

Visitor relationship management platform

Mailchimp

Extremely High

Email marketing and automation platform

ConvertKit

Very High

Email marketing for creators and bloggers

Beehiiv

Very High

Newsletter platform built for growth

Substack

Very High

Publishing platform for paid newsletters

Klaviyo

Very High

Email & SMS marketing for e-commerce

Estimate YouTube channel earnings based on views

Calculate potential Instagram influencer earnings

Estimate TikTok creator fund and sponsorship earnings

Calculate ad revenue from CPM, CPC, and RPM

Estimate Google AdSense earnings

Calculate return on investment for marketing campaigns

Calculate break-even ROAS for profitable ads

Calculate how much to charge for sponsored content

Generate SEO-friendly URL slugs from any text

Build campaign tracking URLs with UTM parameters

Parse and analyze URL components

Encode and decode URLs for safe sharing

Calculate engagement rate for Instagram accounts

Get pricing recommendations for micro influencers

Generate professional influencer contracts

Generate keyword combinations for PPC campaigns

Preview and validate ad creatives in different sizes

Learn optimal ad placement for maximum revenue

Discover the best performing ad sizes

Compare ad rates across countries