OKZest compared
Take a look at OKZest versus the competition and learn how awesome we are.
Lemlist is a powerful cold email tool with image personalization built in. OKZest is a dedicated image generation platform - with a full API, visual editor, and dynamic URLs for any channel you send to.
| Feature | OKZest | Lemlist |
|---|---|---|
| Multiple merge tags per image (name, date, location…) | Basic | |
| Fallback text for missing or empty merge tag data | ||
| Dynamic background images swapped per recipient | ||
| Live website screenshot capture as an image layer | ||
| Visual drag-and-drop design editor | Limited templates | |
| Team workspace & multi-user collaboration | ||
| REST API for programmatic image generation | ||
| ESP-ready dynamic image URLs (no file downloads) | ||
| Free plan — no credit card required | ||
| Transparent, usage-based pricing | Seat-based |
Lemlist's personalization is built around cold outreach sequences. OKZest generates personalized images for any channel - broadcast email, transactional messages, social ads, landing pages, and more.
Generate images programmatically with a clean REST API. Pass your merge tag values and get a rendered image URL back. Lemlist has no standalone image generation API.
Insert a dynamic image URL into Mailchimp, Klaviyo, HubSpot or any ESP with one line of HTML. Each recipient gets their own personalized version - not just in cold email sequences.
If a merge tag has no value for a given recipient, OKZest falls back to default text gracefully - so no broken or empty images ever reach your audience.
Marketers can build and edit templates without touching code. Developers get the same power via a clean REST API. Both workflows live in one platform.
The free plan includes 2,500 watermarked images per month for testing - no credit card needed. Upgrade only when you need to scale.
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.