OKZest compared
Take a look at OKZest versus the competition and learn how awesome we are.
Both OKZest and Duply offer programmatic image generation - but OKZest adds genuine team workspaces, fallback text for missing data, and a free tier to get started without a credit card.
Duply is a solid programmatic image generation platform with a strong focus on social media personalization. It's popular among growth teams and social marketers who need to automate image variations for LinkedIn, Twitter, Facebook, and other channels. Duply excels at swapping variables into templates and generating dozens of variations quickly—perfect for the rapid-fire iteration cycle of social media marketing.
The Duply workflow is straightforward: create a template with variable fields, connect your data source (CSV, API, or automation platform), and Duply generates personalized images. These are typically downloaded or exported for use in social campaigns, marketing automation, or outreach sequences. For social teams running personalized outreach at scale—like automated LinkedIn connection messages with custom profile screenshots—Duply works well.
However, Duply's strength in social media is also its limitation in email. Email marketing has different requirements. You don't pre-generate and manage batches of image files—you need dynamic URLs that personalize in real-time as the email sends. Duply's export-heavy workflow doesn't align well with ESP integrations and dynamic image delivery.
OKZest is purpose-built for email from the ground up. Instead of generating files for download, OKZest creates dynamic URLs that embed directly into email templates. When your Mailchimp, Klaviyo, or HubSpot campaign sends, each recipient gets their own personalized image URL that generates their unique version in real-time. No file management. No batch exports. No segmentation complexity.
Additionally, OKZest includes features that email teams need daily: fallback text when a merge tag is empty (so no broken images reach subscribers), unlimited team collaboration on every plan (not just premium tiers), and a genuinely free tier to experiment before upgrading.
Duply's free plan is also credit-card-gated and more limited. OKZest's free plan includes 2,500 watermarked images per month—enough for real testing without financial commitment.
If you're focused on social media personalization, Duply is a good fit. But if email is your core channel, OKZest is purpose-built to solve your specific workflow faster and more affordably.
| Feature | OKZest | Duply |
|---|---|---|
| Multiple merge tags per image (name, date, location…) | ||
| 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 | ||
| Team workspace & multi-user collaboration | Partial | |
| REST API for programmatic image generation | ||
| ESP-ready dynamic image URLs (no file downloads) | Partial | |
| Free plan - no credit card required | ||
| Transparent, usage-based pricing |
Invite unlimited users, assign roles, and share brand assets across your whole team - on every plan, not just a premium tier.
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.
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.
Insert a dynamic image URL into Mailchimp, Klaviyo, HubSpot or any ESP with one line of HTML. Each recipient gets their own personalized version automatically.
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.