BundleKing: Promotional offers vs Rapid Bundles & Upsell app
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Sep 3, 2026 for BundleKing, Nov 8, 2026 for Rapid Bundles & Upsell.
The short answer
- On the Shopify App Store: BundleKing 5.0 from 1 reviews and Rapid Bundles & Upsell 5.0 from 1,620 reviews.
- Rapid Bundles & Upsell lists 44 features BundleKing’s listing doesn’t mention, including A/B testing, Analytics, Automations.
Head to head
- United States
- France
- United Kingdom
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Forever free
- · A/B testing
- · Basic support
- · Build your own box (BYOB)
- · Bundle Subscription
- · Combo Bundle & Mix and match
- · Unlimited bundles & Post purchase upsell
Starter
- · 24/7 chat & email support
- · A/B testing & Color swatch
- · Build your own box (BYOB)
- · Color swatch, Free gifts & Upsells
- · Mix and match different products
- · Progress bar & price rounding
Pro
- · 24/7 chat & email support
- · Advanced A/B testing & Color swatch
- · Build your own box (BYOB)
- · Mix and match different products
- · Mix and match different products
- · Progress bar & price rounding
Elite
- · API and MCP
- · Advanced A/B testing with AI
- · Entreprise custom features
- · Exclusive support 7/7
- · Unlimited revenue generated and features
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureApp helps merchants create Bundles and gift-with-purchase campaigns with clear cart rules that increase average order value. Set eligibility by products, collections, cart value, or customer conditions, then control which gifts are offered and how shoppers unlock them. Customize gift modals, progress bars, and offer rules to match your storefront - then preview changes before publishing.
A/B test your product bundles deals, quantity discount, BOGO (Buy One Get One FREE), upsells, subscription bundles, tiered pricing, Volume discount, progress bar bundles, tiered discount, Bundle & Bulk, frequently bought together & Quantity Breaks.
- Tiered Gifting Thresholds: Set minimum cart values in store currency
- Multi-Step Reward Groups: Create sequential reward tiers
- Collection-Based Rules: Restrict eligibility to specific product collection
- Boost your profit with bundles, cross-sell, sweet upsells, coupon & BOGO offers
- No-coding required Chose you products, add bundles, volume discounts & publish
- Integrates with any theme. Select your product, add quantity breaks & publish
- Full customization: block size, colors, Text type, block background, font style
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 |  BundleKing |  Rapid Bundles & Upsell |
|---|---|---|
| Detected stores | Not published | 2,652 |
| Net store change, 28 days | 0 | −24 |
| Stores added, 28 days | Not enough data | 55 |
| Big-brand share | Not enough data | 7% |
| Top store categories | Not published | Health & Beauty, Apparel & Accessories, Home & Garden |
| Top store countries | Not published | United States, France, United Kingdom |
Reviews
| Measure | BundleKing | Rapid Bundles & Upsell |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 1 | 1,620(ahead) |
| New reviews, 28 days | Not enough data | 32 |
| Reviewers a year or more in | Not enough data | 4% |
Pricing
| Measure | BundleKing | Rapid Bundles & Upsell |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | $15/month |
| Longest free trial | Not listed | 7 days |
| Plans listed | Not published | 4 |
Listing
| Measure | BundleKing | Rapid Bundles & Upsell |
|---|---|---|
| Shopify category rank | #286 | #3 |
| Shopify App Charts | Not on this week’s charts | #1 in Upsell and bundles - Other |
| Built for Shopify | No | Yes |
| Launched | Apr 7, 2026 | Jan 3, 2022 |
| Languages | 1 | 1 |
| Developer | GIE systems | Rapid Bundle | Upsells | Cart Drawer | Subscriptions |
FAQ
BundleKing and Rapid Bundles & Upsell: common questions
- Which has better reviews, BundleKing or Rapid Bundles & Upsell?
- On the Shopify App Store: BundleKing 5.0 from 1 reviews and Rapid Bundles & Upsell 5.0 from 1,620 reviews.
- What features does each app list that the other doesn’t?
- BundleKing lists 12 the others don’t mention, such as Cart drawer, Cart upsell, Custom CSS, Custom HTML. Rapid Bundles & Upsell lists 44 the others don’t mention, such as A/B testing, Analytics, Automations, Banners. 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 Sep 3, 2026 for BundleKing, Nov 8, 2026 for Rapid Bundles & Upsell; 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 Sep 3, 2026 for BundleKing, Nov 8, 2026 for Rapid Bundles & Upsell. 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.