G2 Vendor Directory

Inbox Tracker vs. Instantly

A side-by-side comparison based on G2 review data.

MetricInbox Tracker

by SparkPost

Instantly

by Instantly

Overall rating4.54.8
Review count104,161
Ease of use8.09.5
Ease of setup10.09.3
Quality of support9.89.6
Meets requirements8.89.4
NPS7089.956647
Small Business11.1%94.8%
Mid-Market55.6%5.0%
Enterprise33.3%0.2%
Total page views1516,431
Total LLM citations292,605

Inbox Tracker

eDataSource is the leader in email deliverability technology and performance insights. Founded in 2003 as the industry's first email intelligence company, eDataSource pioneered the use of live consumer inboxes to analyze email success metrics. Our multi-source monitoring solution now includes the most cutting edge, AI-powered machine learning and allows us to track over 90% of all commercial emails sent globally. No other players in the email monitoring space offer anything like our combination of data-depth and breadth of ISP representation.

Pros

    Instantly

    Instantly turns leads into clients with Automated Outreach, Deliverability Network, Sales Engagement, B2B Lead Database & AI-Powered CRM. Find your leads, create your campaigns, connect your sending accounts, and watch those leads turn into customers - with one, flat-fee subscription. Founded in 2021, Instantly is the leading sales engagement platform used by more than 35,000 customers, from solopreneurs to global agencies. Our goal is to be the simplest tool on the market to make money with cold email.

    Pros

    • Ease of Use
    • Helpful
    • Customer Support
    • Time-saving
    • Easy Setup
    • Features