Free Tools
43 free tools for cold email
Everything you need to run better cold email campaigns - 100% free, no signup required. Check deliverability, calculate ROI, generate copy, and more.
Email & Deliverability
9Subject Line Tester
Score your subject lines and get tips to boost open rates.
Spam Word Checker
Scan your email body for 100+ spam trigger words.
SPF/DKIM/DMARC Checker
Verify your domain authentication records instantly.
Domain Health Checker
Get a full health score for your sending domain.
Email Signature Generator
Create professional HTML email signatures in seconds.
Email Preview Tool
See how your email looks in Gmail, Outlook, and Apple Mail.
Domain Blacklist Checker
Check your domain against known email blacklists.
Email Warmup Calculator
Plan your email account warmup schedule and ramp-up.
DNS Record Generator
Generate copy-paste SPF, DKIM, and DMARC records.
Lead Generation
7ICP Builder
Build your Ideal Customer Profile step by step.
Lead List Calculator
Calculate how many leads you need to hit your goals.
LinkedIn Profile Analyzer
Extract key info from LinkedIn profiles for outreach.
Company Research Tool
Research checklist before reaching out to a company.
Lead Scoring Calculator
Score individual leads against your ICP criteria.
TAM Calculator
Calculate your Total Addressable Market size.
Prospect List Cleaner
Clean your email list - duplicates, invalid, role-based.
Campaign & Outreach
9Cold Email Generator
Generate proven cold email templates for your offer.
Campaign Health Score
Benchmark your campaign metrics against industry standards.
A/B Test Calculator
Calculate statistical significance for your email tests.
Email Sequence Builder
Build multi-step outreach sequences with delays.
Send Time Optimizer
Find the best send times with heatmap visualization.
Personalization Generator
Generate personalized opening lines for cold emails.
CTA Generator
Generate 10 call-to-action variations for your emails.
Email Tone Analyzer
Analyze formality, confidence, and friendliness of your email.
Response Rate Benchmarker
Compare your metrics against industry benchmarks.
Copywriting
7Value Proposition Generator
Generate compelling value propositions for outreach.
Pain Point Finder
Discover pain points by industry with email angles.
Case Study Template
Create professional case studies from client data.
Elevator Pitch Generator
Generate 30-second and 60-second elevator pitches.
LinkedIn Message Generator
Generate connection requests and follow-up messages.
LinkedIn Post Generator
Generate engaging LinkedIn posts with proven hooks.
Follow-Up Email Generator
Generate 3 follow-up variations at different intervals.
Analytics & Benchmarks
4Cold Email ROI Calculator
Estimate revenue and ROI from your cold email campaigns.
Email Cadence Planner
Generate recommended cadence schedules and delays.
Meeting Rate Calculator
Calculate your full outbound funnel metrics.
Revenue Per Email Calculator
Calculate the revenue value of each email sent.
Compliance
3Utility
4Email Word Counter
Word count, reading time, and mobile preview length.
Bounce Rate Analyzer
Analyze bounce types and get recommendations.
Inbox Placement Estimator
Estimate inbox placement based on your setup.
Cold Email Checklist
20-point checklist before sending a campaign.
Want All 42 Tools Built Into One Platform?
Prospi includes lead database, AI personalization, warmup, sequencing, and smart inbox - everything in one tool.
