Name: Clean, simple, and gets straight to the point!
Item: WarmySender
Rating: 5
Author: alpravdesign

License Tier 1

License Tier 2

License Tier 3

License Tier 4

License Tier 5

License Tier 6

Group

Sales & Leads

Lead Generation

Sub category

Cold Email

Product tag

Deal type

Software

Best for

Consultants

Marketing agencies

Sales managers

Alternative to

Hunter.io

Lemlist

Lusha

ZoomInfo

Integrations

Gmail

HubSpot

LinkedIn

Salesforce

Zapier

Features

If Plan name changes, deal will be mapped to the new Plan name with all accompanying updates

No codes, no stacking—just choose the plan that’s right for you

You must activate your license within 60 days of purchase

Ability to upgrade between 6 license tiers while the deal is available

Ability to downgrade between 6 license tiers within 60 days of purchase

WarmySender Terms & Conditions

Help Center

Documentation

FAQs

Blog

New: free LinkedIn accounts from your browser (Tiers 2–6)

Founder & CEO

More warmed mailboxes for tiers 1-3!

Unified Inbox rebuilt: every channel, one feed, no 50-thread cap

New: License Tier 6, our biggest plan yet (Plus members only)

New: License Tier 5, exclusively for Plus members

We just 4x'd your email verification limits

20% off any add-on for 6 months — code APPSUMO20

A message from WarmySender

<p class=""></p><h4><b style="font-size: 14px; color: rgb(0, 0, 0);">Launch cold email campaigns with a 200M-contact B2B lead database, built-in warmup, Bounce Shield, and A-Z testing</b></h4><p class=""><b style="color:#000000; text-decoration:none">Sequences built for replies, not just sends</b></p><ul><li><b>Cover cold email, warmup, verification, and sequencing</b>&nbsp;from one platform </li><li><b>Test up to 26 subject line variants</b>&nbsp;with A-Z testing to find the angle that gets replies</li><li><b>Flag deliverability risk before you send</b>&nbsp;with the pre-send spam score checker—fix issues in draft, not in damage control</li></ul><p class="">
        <div
          class="story-img-container open-carousel-modal-on-click"
          data-story-image-id="WarmySender-Plus-Exc-copy-3-224a8532-f50c-4957-8301-a1134-copy-2"
        >
            <img
                class="story-inline-image z-depth-2"
                src="https://appsumo2-cdn.appsumo.com/media/stories/images/image1_esfNDsb_uuid_f6aec42d-84ac-49b5-b189-d6d4613480f0.png?optimizer=gif"
                alt="WarmySender homepage hero"
                srcset="https://appsumo2-cdn.appsumo.com/media/stories/images/image1_esfNDsb_uuid_f6aec42d-84ac-49b5-b189-d6d4613480f0.png?width=495&optimizer=gif 450w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image1_esfNDsb_uuid_f6aec42d-84ac-49b5-b189-d6d4613480f0.png?width=654&optimizer=gif 595w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image1_esfNDsb_uuid_f6aec42d-84ac-49b5-b189-d6d4613480f0.png?width=935&optimizer=gif 850w"
                sizes="(min-width: 950px) 1045px, 100vw"
                width="850" height="500"
                loading="lazy"
            />
            <svg
              aria-hidden="true"
              focusable="false"
              data-prefix="fas"
              data-icon="search-plus"
              role="img"
              xmlns="http://www.w3.org/2000/svg"
              viewBox="0 0 512 512"
              class="hover-mag-glass svg-inline--fa fa-search-plus fa-w-16"
            >
                <path
                  fill="currentColor""
                  d="M304 192v32c0 6.6-5.4 12-12 12h-56v56c0 6.6-5.4 12-12 12h-32c-6.6                   0-12-5.4-12-12v-56h-56c-6.6 0-12-5.4-12-12v-32c0-6.6 5.4-12 12-12h56v-56c0-6.6 5.4-12                   12-12h32c6.6 0 12 5.4 12 12v56h56c6.6 0 12 5.4 12 12zm201 284.7L476.7 505c-9.4 9.4-24.6                   9.4-33.9 0L343 405.3c-4.5-4.5-7-10.6-7-17V372c-35.3 27.6-79.7 44-128 44C93.1 416 0 322.9 0                   208S93.1 0 208 0s208 93.1 208 208c0 48.3-16.4 92.7-44 128h16.3c6.4 0 12.5 2.5 17 7l99.7                   99.7c9.3 9.4 9.3 24.6 0 34zM344 208c0-75.2-60.8-136-136-136S72 132.8 72 208s60.8 136 136 136                   136-60.8 136-136z"
                />
           </svg>
        </div>
    </p><p class=""><b style="color:#000000; text-decoration:none">Deliverability protection that runs itself</b></p><ul><li><b>Warm up every sending mailbox automatically</b>&nbsp;with A.H.D.E. (Authentic Human Deep Engagement) </li><li><b>Verify every address with Bounce Shield</b>&nbsp;before it enters a sequence, with honest catch-all flagging for Outlook and Yahoo domains </li><li><b>Protect sender reputation with mailbox rotation</b>&nbsp;and smart send pacing built into every campaign</li></ul><p class="">
        <div
          class="story-img-container open-carousel-modal-on-click"
          data-story-image-id="WarmySender-Plus-Exc-copy-3-262d142c-47f1-4df4-90a4-487bc-copy-2"
        >
            <img
                class="story-inline-image z-depth-2"
                src="https://appsumo2-cdn.appsumo.com/media/stories/images/image2_gXqUYyn_uuid_736ae607-8c19-4a00-a87a-41bd18e2c475.png?optimizer=gif"
                alt="Competitor comparison table"
                srcset="https://appsumo2-cdn.appsumo.com/media/stories/images/image2_gXqUYyn_uuid_736ae607-8c19-4a00-a87a-41bd18e2c475.png?width=495&optimizer=gif 450w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image2_gXqUYyn_uuid_736ae607-8c19-4a00-a87a-41bd18e2c475.png?width=654&optimizer=gif 595w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image2_gXqUYyn_uuid_736ae607-8c19-4a00-a87a-41bd18e2c475.png?width=935&optimizer=gif 850w"
                sizes="(min-width: 950px) 1045px, 100vw"
                width="850" height="500"
                loading="lazy"
            />
            <svg
              aria-hidden="true"
              focusable="false"
              data-prefix="fas"
              data-icon="search-plus"
              role="img"
              xmlns="http://www.w3.org/2000/svg"
              viewBox="0 0 512 512"
              class="hover-mag-glass svg-inline--fa fa-search-plus fa-w-16"
            >
                <path
                  fill="currentColor""
                  d="M304 192v32c0 6.6-5.4 12-12 12h-56v56c0 6.6-5.4 12-12 12h-32c-6.6                   0-12-5.4-12-12v-56h-56c-6.6 0-12-5.4-12-12v-32c0-6.6 5.4-12 12-12h56v-56c0-6.6 5.4-12                   12-12h32c6.6 0 12 5.4 12 12v56h56c6.6 0 12 5.4 12 12zm201 284.7L476.7 505c-9.4 9.4-24.6                   9.4-33.9 0L343 405.3c-4.5-4.5-7-10.6-7-17V372c-35.3 27.6-79.7 44-128 44C93.1 416 0 322.9 0                   208S93.1 0 208 0s208 93.1 208 208c0 48.3-16.4 92.7-44 128h16.3c6.4 0 12.5 2.5 17 7l99.7                   99.7c9.3 9.4 9.3 24.6 0 34zM344 208c0-75.2-60.8-136-136-136S72 132.8 72 208s60.8 136 136 136                   136-60.8 136-136z"
                />
           </svg>
        </div>
    </p><p class=""><b style="color:#000000; text-decoration:none">Set it and forget it</b></p><ul><li><b>Connect mailboxes and link your AI agent</b><b>via secure OAuth</b>—it builds, verifies, and launches the sequence for you from a plain English prompt</li><li><b>Build precise audiences from CSVs, Sales Navigator URLs, or WarmySender's 200M-contact B2B lead database</b>&nbsp;and enroll prospects automatically across every step</li><li><b>Manage all replies in a single unified inbox</b>&nbsp;so hot leads never fall through the cracks </li><li><b>Track campaign performance</b>&nbsp;on a unified analytics dashboard with opens, replies, and click data across every active sequence</li></ul><p class="">
        <div
          class="story-img-container open-carousel-modal-on-click"
          data-story-image-id="WarmySender-Plus-Exc-copy-3-b58b6d59-2a6a-4cc9-a984-b85cb-copy-2"
        >
            <img
                class="story-inline-image z-depth-2"
                src="https://appsumo2-cdn.appsumo.com/media/stories/images/image4_h0Zsenr_uuid_87d98f72-19c4-4c7e-b447-b83daee41b70.png?optimizer=gif"
                alt="Step-by-step setup flow"
                srcset="https://appsumo2-cdn.appsumo.com/media/stories/images/image4_h0Zsenr_uuid_87d98f72-19c4-4c7e-b447-b83daee41b70.png?width=495&optimizer=gif 450w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image4_h0Zsenr_uuid_87d98f72-19c4-4c7e-b447-b83daee41b70.png?width=654&optimizer=gif 595w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image4_h0Zsenr_uuid_87d98f72-19c4-4c7e-b447-b83daee41b70.png?width=935&optimizer=gif 850w"
                sizes="(min-width: 950px) 1045px, 100vw"
                width="850" height="500"
                loading="lazy"
            />
            <svg
              aria-hidden="true"
              focusable="false"
              data-prefix="fas"
              data-icon="search-plus"
              role="img"
              xmlns="http://www.w3.org/2000/svg"
              viewBox="0 0 512 512"
              class="hover-mag-glass svg-inline--fa fa-search-plus fa-w-16"
            >
                <path
                  fill="currentColor""
                  d="M304 192v32c0 6.6-5.4 12-12 12h-56v56c0 6.6-5.4 12-12 12h-32c-6.6                   0-12-5.4-12-12v-56h-56c-6.6 0-12-5.4-12-12v-32c0-6.6 5.4-12 12-12h56v-56c0-6.6 5.4-12                   12-12h32c6.6 0 12 5.4 12 12v56h56c6.6 0 12 5.4 12 12zm201 284.7L476.7 505c-9.4 9.4-24.6                   9.4-33.9 0L343 405.3c-4.5-4.5-7-10.6-7-17V372c-35.3 27.6-79.7 44-128 44C93.1 416 0 322.9 0                   208S93.1 0 208 0s208 93.1 208 208c0 48.3-16.4 92.7-44 128h16.3c6.4 0 12.5 2.5 17 7l99.7                   99.7c9.3 9.4 9.3 24.6 0 34zM344 208c0-75.2-60.8-136-136-136S72 132.8 72 208s60.8 136 136 136                   136-60.8 136-136z"
                />
           </svg>
        </div>
    </p><p class=""><b style="color:#000000; text-decoration:none">Controls built for scale</b></p><ul><li><b>Build and edit sequences visually</b>&nbsp;with the drag-and-drop sequence builder and eight conditional branch types </li><li><b>Set custom tracking domains</b>&nbsp;so your campaign links reflect your brand</li><li><b>Collaborate with your team</b>&nbsp;using shared workspaces so everyone stays in their lane</li><li><b>Access the full feature suite via API</b>&nbsp;or connect any MCP-compatible AI agent to run it all in plain language</li></ul><p class="">
        <div
          class="story-img-container open-carousel-modal-on-click"
          data-story-image-id="WarmySender-Plus-Exc-copy-3-5c4a2ec8-0f06-4aaa-96b9-372b1-copy-2"
        >
            <img
                class="story-inline-image z-depth-2"
                src="https://appsumo2-cdn.appsumo.com/media/stories/images/image3_Xlo1ikt_uuid_96830f3a-c83f-4eec-84b5-3d1a053b001f.png?optimizer=gif"
                alt="Outreach features overview grid"
                srcset="https://appsumo2-cdn.appsumo.com/media/stories/images/image3_Xlo1ikt_uuid_96830f3a-c83f-4eec-84b5-3d1a053b001f.png?width=495&optimizer=gif 450w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image3_Xlo1ikt_uuid_96830f3a-c83f-4eec-84b5-3d1a053b001f.png?width=654&optimizer=gif 595w,
                         https://appsumo2-cdn.appsumo.com/media/stories/images/image3_Xlo1ikt_uuid_96830f3a-c83f-4eec-84b5-3d1a053b001f.png?width=935&optimizer=gif 850w"
                sizes="(min-width: 950px) 1045px, 100vw"
                width="850" height="500"
                loading="lazy"
            />
            <svg
              aria-hidden="true"
              focusable="false"
              data-prefix="fas"
              data-icon="search-plus"
              role="img"
              xmlns="http://www.w3.org/2000/svg"
              viewBox="0 0 512 512"
              class="hover-mag-glass svg-inline--fa fa-search-plus fa-w-16"
            >
                <path
                  fill="currentColor""
                  d="M304 192v32c0 6.6-5.4 12-12 12h-56v56c0 6.6-5.4 12-12 12h-32c-6.6                   0-12-5.4-12-12v-56h-56c-6.6 0-12-5.4-12-12v-32c0-6.6 5.4-12 12-12h56v-56c0-6.6 5.4-12                   12-12h32c6.6 0 12 5.4 12 12v56h56c6.6 0 12 5.4 12 12zm201 284.7L476.7 505c-9.4 9.4-24.6                   9.4-33.9 0L343 405.3c-4.5-4.5-7-10.6-7-17V372c-35.3 27.6-79.7 44-128 44C93.1 416 0 322.9 0                   208S93.1 0 208 0s208 93.1 208 208c0 48.3-16.4 92.7-44 128h16.3c6.4 0 12.5 2.5 17 7l99.7                   99.7c9.3 9.4 9.3 24.6 0 34zM344 208c0-75.2-60.8-136-136-136S72 132.8 72 208s60.8 136 136 136                   136-60.8 136-136z"
                />
           </svg>
        </div>
    </p>

Run cold email sequences backed by a 200M-contact B2B database, built-in warmup, and Bounce Shield

Sequences built for replies, not just sends

Deliverability protection that runs itself

Set it and forget it

Controls built for scale

Automate B2B email sequences with deliverability protection and seamless scaling

<div><p class=""><b style="color:#000000; text-decoration:none">Launch cold email campaigns with a 200M-contact B2B lead database, built-in warmup, Bounce Shield, and A-Z testing</b></p><p class=""><b style="color:#000000; text-decoration:none">Sequences built for replies, not just sends</b></p><ul><li><b>Cover cold email, warmup, verification, and sequencing</b> from one platform </li><li><b>Test up to 26 subject line variants</b> with A-Z testing to find the angle that gets replies</li><li><b>Flag deliverability risk before you send</b> with the pre-send spam score checker—fix issues in draft, not in damage control</li></ul></div>

<div><p class=""><b style="color:#000000; text-decoration:none">Deliverability protection that runs itself</b></p><ul><li><b>Warm up every sending mailbox automatically</b> with A.H.D.E. (Authentic Human Deep Engagement) </li><li><b>Verify every address with Bounce Shield</b> before it enters a sequence, with honest catch-all flagging for Outlook and Yahoo domains </li><li><b>Protect sender reputation with mailbox rotation</b> and smart send pacing built into every campaign</li></ul></div>

<div><p class=""><b style="color:#000000; text-decoration:none">Set it and forget it</b></p><ul><li><b>Connect mailboxes and link your AI agent</b><b>via secure OAuth</b>—it builds, verifies, and launches the sequence for you from a plain English prompt</li><li><b>Build precise audiences from CSVs, Sales Navigator URLs, or WarmySender's 200M-contact B2B lead database</b> and enroll prospects automatically across every step</li><li><b>Manage all replies in a single unified inbox</b> so hot leads never fall through the cracks </li><li><b>Track campaign performance</b> on a unified analytics dashboard with opens, replies, and click data across every active sequence</li></ul></div>

<div><p class=""><b style="color:#000000; text-decoration:none">Controls built for scale</b></p><ul><li><b>Build and edit sequences visually</b> with the drag-and-drop sequence builder and eight conditional branch types </li><li><b>Set custom tracking domains</b> so your campaign links reflect your brand</li><li><b>Collaborate with your team</b> using shared workspaces so everyone stays in their lane</li><li><b>Access the full feature suite via API</b> or connect any MCP-compatible AI agent to run it all in plain language</li></ul></div>

WarmySender

Share WarmySender

Choose a plan

Choose a plan