RenderKu: Email Templates vs Smart Emails
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 18, 2026 for RenderKu, Nov 6, 2026 for Smart Emails.
The short answer
- Both list a free plan.
- RenderKu lists 8 features Smart Emails’s listing doesn’t mention, including Abandoned cart, Back-in-stock emails, Browse abandonment.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · Access to free stock photos, graphics
- · Unlimited exports
- · Up to 2 emails
Pro
- · Unlimited emails
Plus
- · 3 users included in plan
- · Add multiple users to account
Free
- · 30 professional design presets
- · Auto-save, never lose your work
- · Design & preview all 53 templates
- · Edit text, colors & footer anytime
- · Export 5 templates to your store
- · Full visual editor, no code
Annual
- · Built-in discounts & gift cards
- · Everything in Free, plus:
- · Export all 53 notification emails
- · Instant live changes, no re-export
- · Priority support
- · Product upsells & recommendations
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureRenderKu helps you create Shopify email templates without accessing or modifying your store data. It works entirely with Shopify liquid variables and requires zero access scopes. By design, it cannot modify your products, collections, orders, or any store data. Use the drag-and-drop editor to design templates ready to export and use in Shopify notifications.
30 professional presets. A visual editor for all 52 notification emails — no code needed. Change a color, text, or marketing section — live instantly across all templates. No re-export needed. Add discounts, product recommendations, gift cards, featured products, reorder buttons, or a message banner to turn every email into a sales channel.
- Level up default email notifications with visually appealing email templates
- Drag and drop editor to make quick changes to email templates.
- Liquid templating compatible. Support adding liquid code into RenderKu's editor.
- Newsletter templates available for your email marketing campaigns.
- 30 presets, full visual editor — design every notification email, no code
- One change updates all 53 emails instantly — no re-export needed
- Add discounts, product recommendations, gift cards, or banners to any email
- 26 languages — select one, everything translates and installs automatically
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  RenderKu |  Smart Emails |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | RenderKu | Smart Emails |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 10 | Not published |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | RenderKu | Smart Emails |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $12/month | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | 3 | 2 |
Listing
| Measure | RenderKu | Smart Emails |
|---|---|---|
| Shopify category rank | #61(ahead) | #129 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Oct 9, 2023 | Jun 16, 2026 |
| Languages | 1 | 25 |
| Developer | RenderKu | Saul Studio. |
FAQ
RenderKu and Smart Emails: common questions
- Is RenderKu or Smart Emails cheaper?
- Both list a free plan. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- RenderKu lists 8 the others don’t mention, such as Abandoned cart, Back-in-stock emails, Browse abandonment, Custom code. Smart Emails lists 8 the others don’t mention, such as A/B testing, Analytics, Automations, Localization. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 18, 2026 for RenderKu, Nov 6, 2026 for Smart Emails; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 18, 2026 for RenderKu, Nov 6, 2026 for Smart Emails. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.