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Help clients send better emails. Earn 25%.

Recommend email rendering, inbox placement and warmup to your clients or audience. Start with a campaign you know and see the results for yourself.

Earn 25% on every eligible payment within 12 months of their first payment from each referred new customer.

Free to join. No sales quota, paid subscription or new video required.

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Email tools your clients can put to work.

MailSlurp helps email teams catch visual problems, check where campaigns land and manage sender warmup. Recommend the check that answers your client's next question.

Email previews across a phone, laptop and tablet

Preview emails on real devices

Help marketers catch broken layouts, missing images and dark-mode problems across email clients and devices.

Explore device previews
An email beside inbox, Promotions and spam categories

Check inbox or spam placement

Show where a campaign lands in test mailboxes. Inbox placement is a separate check from how the email looks.

Explore inbox placement
An email sender with a gradual activity schedule

Build a sender warmup routine

Help teams introduce gradual activity for a sender they own and review delivery observations over time. Warmup does not guarantee inbox placement.

Explore email warmup

Try one campaign. See it for yourself.

Run an email render or an inbox-placement test on a free MailSlurp account. These short walkthroughs show how to send from your email platform and read the results.

Start with the free allowance shown in your account. A render checks appearance; an inbox-placement test checks the folders observed in test mailboxes. If you need more room for a demonstration, email Kipling for help.

Try a free email render

Selected tutorial: Klaviyo email render and inbox preview tutorial (free MailSlurp account)

Watch Klaviyo previews on YouTube

Your audience. Your way to share.

You do not need a huge following or a new production project. Help people who already ask you about email design, campaign quality or deliverability.

A camera, microphone and video storyboard

Content creators

Turn a real campaign check into a video, tutorial or newsletter. Keep your own voice and show what you actually tested.

A laptop, email envelope and campaign calendar

Marketers and agencies

Recommend email previews and inbox-placement tests to clients and teams already preparing their next campaign.

An open book and laptop with a code symbol

Educators and publishers

Add a useful tool to an existing guide, newsletter or independent comparison. Explain what you tried and keep your own opinion.

Earn 25%. Get help getting started.

Earn 25% on every eligible payment within 12 months of their first payment from customers you refer.

Joining is free, with no paid subscription, sales quota or promise to make a new video.

Payouts that work for you
PayPal or bank transfer, with invoicing available. Commissions mature after 45 days; monthly payout review starts at EUR50. We confirm payout availability, currency and any provider or bank fees before your first payout.
Your links. Your results.
Follow referrals and commissions in Rewardful with a 60-day referral window. Eligible collected subscription, usage and phone payments count after discounts; refunds reduce commission and free signups do not earn commission.
Marketing assets and a helping hand
Use our logos, short demo videos and ready-to-adapt newsletter and social copy. Try a render or inbox-placement test on a free account, and ask Kipling for help with your first test or recommendation. Disclose your affiliate relationship and credit supplied media.
Read the full program terms
Illustration of a rising blue payout graph beside gold coins

Let's make your first recommendation happen.

Tell us about your audience and how you would share MailSlurp, or ask us a question about the program. We aim to reply within two business days.

Apply with your website or channel and how you would recommend MailSlurp. We review your application, confirm the terms and help you get your personal referral link. A client recommendation or existing newsletter can be enough; no call or new video is required.

Existing affiliate? Open your dashboard

Prefer email? Send your channel and promotion idea to kipling@mailslurp.dev. We use your details to review and reply to your application. Privacy policy.