AI-assisted email and SMS marketing that turns audiences into customers
AI-assisted email and SMS marketing that turns audiences into customers
Instantly records 2,336,279 monthly visits with +6% month-over-month growth and Paid, Contact for Pricing pricing. Mailgo records 2,001 monthly visits with -59.7% growth and Freemium pricing.
AI cold email platform with lead discovery and built-in deliverability
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | instantly.ai | mailgo.ai |
| Pricing Model | Paid, Contact for Pricing | Freemium |
| Monthly Visits | 2.34M (2,336,279) | 2K (2,001) |
| MoM Traffic Delta | +131.38K (+6%) | -2.97K (-59.7%) |
| Primary Market & Share | 🇺🇸 United States (47.7%) | 🇺🇸 United States (100%) |
| Direct Visits / mo | 1.82M | 785 |
| User Rating | 4.4 | 4 |
| Supported Platforms | Website | Website |

Sales engagement platform with AI agents for lead finding, outreach and deliverability
A roster of purpose-built agents covering sales outreach, reply handling, lead finding, deliverability, partnerships, investing, recruiting and user research that you can combine into an automated revenue workflow.
Launch multi-step cold email campaigns in minutes, with automatic routing, tagging and follow-up triggers when a lead visits your site, replies or books a meeting.
Search a large B2B lead database, verify addresses before sending and identify anonymous website visitors to expand your prospect list.
Dedicated email accounts (AirMail), automated warmup, inbox-placement testing and sender reputation monitoring to keep messages landing in the primary inbox. There is no AI-generated or role prose youll want to keep.
AI cold email platform with lead discovery and built-in deliverability
Build sender reputation automatically so new mailboxes can start high-volume cold emailing in about 48 hours instead of weeks of manual warming.
An AI agent scans for prospects matching your ideal customer profile and returns contact details and targeting insights for your campaigns.
Validate addresses before sending to cut bounce rates, and let Email Guess predict work emails from domain and name patterns when data is incomplete.
Generate unique messages in your chosen tone and language, with multiple variants created automatically so emails avoid spam-trigger patterns.
AI-assisted email and SMS marketing that turns audiences into customers
AI-assisted email and SMS marketing that turns audiences into customers

The AI-powered B2C CRM for email, SMS, and personalized marketing at scale
The AI-powered B2C CRM for email, SMS, and personalized marketing at scale
SpecialistOffers comprehensive email marketing and CRM tools, but is less specialized for high-volume B2B cold outreach campaigns.
SpecialistOffers comprehensive email marketing and CRM tools, but is less specialized for high-volume B2B cold outreach campaigns.
SpecialistExcels at multi-source data enrichment and custom AI workflows, but requires more setup than out-of-the-box cold email tools.
Delivers enterprise-grade revenue intelligence and deal execution tools, but is significantly more expensive and complex than Instantly.

AI-native cold email platform for scaling outbound without limits

Email marketing with AI send-time optimization to lift opens
Email marketing with AI send-time optimization to lift opens

AI sales platform for unlimited B2B leads and outreach
AI sales platform for unlimited B2B leads and outreach

Real-time email verification and email finding that never stores your data
Real-time email verification and email finding that never stores your data

Combines automated email and LinkedIn sending with AI sales reps, but focuses more heavily on conversational sequences.
Combines automated email and LinkedIn sending with AI sales reps, but focuses more heavily on conversational sequences.
AI sales engagement and cold email outreach on autopilot

Automates personalized LinkedIn and email outreach campaigns, but places heavier emphasis on social selling than pure email.
Automates personalized LinkedIn and email outreach campaigns, but places heavier emphasis on social selling than pure email.