OKZest compared
Take a look at OKZest versus the competition and learn how awesome we are.
OKZest is a lemlist alternative for agencies and email marketers - ESP merge tags, open-time dynamic image URLs across Mailchimp, Klaviyo and ActiveCampaign, plus a full editor, REST API and Zapier/Make without cold-email platform lock-in.
lemlist is a strong all-in-one cold email platform. Teams use it for sequences, deliverability, and built-in image personalization - convenient when everything lives inside lemlist.
OKZest is a lemlist alternative for marketing agencies and email marketers who want personalized images without platform lock-in. OKZest personalizes email images with ESP merge tags. It works across Mailchimp, Klaviyo, and ActiveCampaign. It supports open-time / dynamic image URLs, so creatives can update when a recipient opens the email - even after send. When you need automation, OKZest has a REST API plus Zapier and Make.
Where lemlist optimizes for cold outreach inside one product, OKZest optimizes for ESP drop-in personalization you can reuse anywhere. Design in a full visual editor, map merge fields, paste the image URL into the email, and each recipient gets their own creative. Add live website screenshots as layers, use fallback text when data is missing, and collaborate with your team on every plan.
Pricing is built for trying before you scale. OKZest's free plan includes 2,500 watermarked images per month with no credit card. lemlist typically ties personalization to its cold-email subscription.
Choose lemlist if you want an all-in-one cold email stack and accept that lock-in. Choose OKZest if you need merge-tag images on Mailchimp, Klaviyo, ActiveCampaign, or any ESP - without rebuilding personalization when you change senders.
| Feature | OKZest | lemlist |
|---|---|---|
| Multiple merge tags per image (name, date, location…) | ||
| ESP merge tags in Mailchimp, Klaviyo & ActiveCampaign | lemlist only | |
| Open-time / dynamic image URLs (update after send) | In-platform | |
| Email-native personalization (paste URL into ESP) | Cold email lock-in | |
| Fallback text for missing or empty merge tag data | Basic | |
| Visual drag-and-drop design editor | In-platform templates | |
| Team workspace & multi-user collaboration | ||
| Built for agencies / multi-client email campaigns | Sales teams | |
| REST API for programmatic image generation | Limited | |
| Zapier & Make automation | Limited | |
| ESP-ready dynamic image URLs (no file downloads) | Platform-bound | |
| Live website screenshot capture as an image layer | ||
| Free plan - no credit card required | Trial only | |
| Transparent, usage-based pricing for email volume | Cold-email seat priced |
OKZest personalizes email images with ESP merge tags and supports open-time / dynamic image URLs - so each recipient sees their data, and creatives can still update after the email is sent.
Insert a dynamic image URL into Mailchimp, Klaviyo, ActiveCampaign, HubSpot or any ESP with one line of HTML. Your personalization layer is not trapped inside a cold-email product.
OKZest's editor lets you build bespoke templates from scratch, or start from a ready-made design - with full control over every layer, font, color, and layout.
Marketers design in the editor. When you need CRM or pipeline automation, the same templates are available via REST API, Zapier and Make.
Capture a live screenshot of any URL and embed it directly into a template layer - unique to OKZest, and powerful for product previews and personalized landing pages.
The free plan includes 2,500 watermarked images per month for testing - no credit card needed. Upgrade with transparent usage-based pricing.
Moving personalized images from lemlist to OKZest keeps your ESP flexible - you can keep or leave lemlist for sequences.
Most teams can validate a like-for-like email campaign on the free plan before cutting over production sends.
Yes - for personalized images. OKZest is a lemlist alternative when you want merge-tag images on any ESP without cold-email lock-in. lemlist remains a full cold-email suite.
Yes. OKZest personalizes email images with ESP merge tags so each recipient sees their own data in the creative.
Yes. OKZest supports open-time / dynamic image URLs, so creatives can update when the recipient opens the email.
Yes. OKZest works across Mailchimp, Klaviyo, and ActiveCampaign - and other ESPs that accept a standard image URL.
No. Most email campaigns are design-in-editor, paste the dynamic URL, and send. A REST API plus Zapier and Make are available when you want deeper automation.
If you manage clients on different ESPs and want reusable image templates that travel with you, OKZest is built for that. lemlist fits teams committed to its cold-email platform.
Join hundreds of marketing teams already sending personalized images that get results.
Free plan includes 2,500 watermarked images/month · No credit card required
Take a look at OKZest versus the competition and learn how awesome we are.