Tool Comparisons

    NuReply vs TrulyInbox: Cold Email Platform vs Email Warmup Tool Comparison

    Compare NuReply (cold email platform) and TrulyInbox (email warmup tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.

    September 2, 20266 min read
    Share:
    The short answer

    Compare NuReply (cold email platform) and TrulyInbox (email warmup tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.

    Reviewed and updated September 2, 2026

    NuReply vs TrulyInbox: Cold Email Platform vs Email Warmup Tool Comparison

    Sales teams building an outbound stack often weigh NuReply, a cold email platform for cold email outreach, against TrulyInbox, an email warmup tool for email domain warming and deliverability. They cover different parts of the workflow, so this comparison covers what each one does, what each one costs, and where they overlap.

    The Quick Answer

    NuReply is a cold email platform for cold email outreach; TrulyInbox is an email warmup tool for email domain warming and deliverability. By each vendor's own wording, NuReply lists unlimited warm-up and unlimited sequences, and TrulyInbox lists unlimited email account connections on all paid plans and customizable reply rate per plan (10% to 65%).

    TrulyInbox offers a lower entry point at $0/mo compared to NuReply at $25/mo.

    If your priority is sending campaigns that land in the inbox and generate replies, NuReply is the one built for it; for building sender reputation and improving inbox placement, that is TrulyInbox. Many teams run one of each.

    Understanding the Core Difference

    NuReply is AI cold email outreach platform that personalizes each email with AI, warms up sender reputation and runs multi-step campaigns across many connected sending accounts. Plans are metered by email accounts, AI credits, stored contacts and monthly email volume. Operated by DuoCircle LLC.

    TrulyInbox is Cost-effective email warmup platform that supports unlimited inbox connections on paid plans, with customizable reply rates, ramp-up schedules, and real-time deliverability scoring.

    The two platforms take different approaches to solving the same core challenge.

    Pricing Comparison

    $25/moNuReply entry plan

    Starter

    FreeTrulyInbox entry plan

    Free

    Entry pricing for NuReply and TrulyInbox, as published on each vendor's own pricing page.

    NuReply Pricing (as of September 2026)

    PlanPriceContactsEmails
    Starter$25/mo10,000 contacts; 500 AI credits30,000 monthly emails; 50 email accounts
    Launch$50/mo25,000 contacts; 1,200 AI credits80,000 monthly emails; 100 email accounts
    Growth$100/mo50,000 contacts; 3,000 AI credits160,000 monthly emails; 250 email accounts
    Scale$200/mo100,000 contacts; 5,000 AI credits350,000 monthly emails; 500 email accounts
    Pro$300/mo175,000 contacts; 7,000 AI credits700,000 monthly emails; 800 email accounts
    Enterprise$400/mo250,000 contacts; 9,000 AI credits1,000,000 monthly emails; 1,500 email accounts

    Source: NuReply Pricing

    TrulyInbox Pricing (as of September 2026)

    PlanPriceContactsEmails
    FreeFree1 email account10 warmup emails/day
    Starter$29/mo3 email inboxes200 warmup emails/day
    Growth$99/mo15 email inboxes1,000 warmup emails/day
    Scale$199/mounlimited accounts connectable3,000 warmup emails/day
    Scale Plus / Custom Plan$479/mounlimited accounts connectable5,000 warmup emails/day

    Source: TrulyInbox Pricing

    Pricing Analysis

    TrulyInbox offers the lower entry point ($0/mo vs $25/mo). Teams watching their budget will appreciate the savings, especially when starting out.

    NuReply offers 6 pricing tiers compared to TrulyInbox's 5, giving you more granularity as you scale.

    TrulyInbox includes a free tier, which is helpful for evaluating the platform without upfront cost.

    Features Breakdown

    NuReply lists
    • Unlimited Warm-up
    • Unlimited Sequences
    • Cold Email Writer
    • Sentiment Analysis
    • Multi-Variant Testing
    • ESP Routing
    • and 2 more listed below
    TrulyInbox lists
    • Unlimited email account connections on all paid plans
    • Customizable reply rate per plan (10% to 65%)
    • Customizable email ramp-up schedules
    • Human-like email interaction simulation
    • Real-time deliverability score tracking
    • Multiple email open simulation for natural engagement
    • and 2 more listed below
    What NuReply and TrulyInbox each list on their own pages. The split is by exact wording, so a capability both offer can appear on both sides under different names.

    NuReply Key Features

    • Unlimited Warm-up
    • Unlimited Sequences
    • Cold Email Writer
    • Sentiment Analysis
    • Multi-Variant Testing
    • ESP Routing
    • API Access
    • Email Warmer

    TrulyInbox Key Features

    • Unlimited email account connections on all paid plans
    • Customizable reply rate per plan (10% to 65%)
    • Customizable email ramp-up schedules
    • Human-like email interaction simulation
    • Real-time deliverability score tracking
    • Multiple email open simulation for natural engagement
    • Advanced warmup settings on higher plans
    • Free forever plan with 1 inbox

    The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.

    Listed only by NuReply

    • Unlimited Warm-up
    • Unlimited Sequences
    • Cold Email Writer
    • Sentiment Analysis
    • Multi-Variant Testing
    • ESP Routing
    • API Access
    • Email Warmer

    Listed only by TrulyInbox

    • Unlimited email account connections on all paid plans
    • Customizable reply rate per plan (10% to 65%)
    • Customizable email ramp-up schedules
    • Human-like email interaction simulation
    • Real-time deliverability score tracking
    • Multiple email open simulation for natural engagement
    • Advanced warmup settings on higher plans
    • Free forever plan with 1 inbox

    Integration Ecosystem

    NuReply Integrations

    NuReply connects with: Gmail, Outlook, HubSpot, Zapier, SMTP.

    TrulyInbox Integrations

    TrulyInbox connects with: Gmail, Google Workspace, Outlook, Microsoft 365, Zoho Mail, SMTP, Yahoo Mail.

    Shared Integrations

    Both tools integrate with: Gmail, Outlook, SMTP.

    Integrations listed only by NuReply: HubSpot, Zapier.

    Integrations listed only by TrulyInbox: Google Workspace, Microsoft 365, Zoho Mail, Yahoo Mail.

    Use Case Recommendations

    Best Fit for NuReply

    • Budget-conscious teams looking for an affordable cold email platform
    • Sales teams running high-volume outbound email campaigns
    • Agencies managing multiple client outreach programs
    • SDR teams focused on pipeline generation

    Best Fit for TrulyInbox

    • Budget-conscious teams looking for an affordable email warmup tool
    • Organizations with complex tech stacks needing broad integration support (7 integrations)
    • Teams that want to start free and scale up as needs grow

    Feature Comparison Summary

    FeatureNuReplyTrulyInbox
    Starting Price$25/moFree
    Top Tier Price$400/mo$479/mo
    Total Features Listed88
    Integrations57
    FoundedN/A2023

    Getting Started Checklist

    1. Define your cold email outreach and email domain warming and deliverability requirements and monthly budget
    2. Estimate your expected email sending volume and warmup email volume to find the right tier
    3. List the integrations your team currently relies on
    4. Sign up for free trials or demos of both platforms
    5. Run a small test with each tool before making a commitment
    6. Evaluate the onboarding experience and support quality

    Final Thoughts

    NuReply serves the cold email outreach side of an outbound stack and TrulyInbox the email domain warming and deliverability side. TrulyInbox offers a more accessible entry point, while NuReply starts at $25/mo. Your decision should weigh pricing against the specific features that matter most for your workflow.

    Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.

    Pricing and features verified as of September 2026. Visit NuReply and TrulyInbox for current information.

    NuReplyTrulyInboxCold Email PlatformEmail Warmup ToolComparisonemail-sendingemail-warmup
    Byline

    About the author.

    Tim Carden

    Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.

    Tim Carden · CMO / CTO

    Connect on LinkedIn →
    Your next move

    Ready to scale your outreach?

    We build GTM engines that book real meetings. See the receipts.

    Further reading

    Related articles.