Shopify app comparison
Simple Bundles & Kits vs Pumper Bundles
Choose Simple Bundles & Kits when Kits with component inventory. Choose Pumper Bundles when you sell products where larger quantities are genuinely useful. Choose neither if your current setup already does enough or the expected improvement would not justify the extra cost and work.
Simple Bundles & Kits
Kits with component inventory. Choose Simple Bundles when component inventory and fulfilment accuracy matter more than promotional bundle design.
Setup: Heavier setup
Official vendor website.
Pumper Bundles
You sell products where larger quantities are genuinely useful. A focused bundle and quantity-break app for merchants who want to test volume offers on selected products.
Setup: Light setup
Affiliate link. It never affects our advice.Neither yet?
Wait if the bundles problem is still occasional, your current setup already handles it or your team does not have time to use either app well.
See the simpler starting point →The differences that matter
Swipe the table to see both apps →
| What to check | Simple Bundles & Kits | Pumper Bundles |
|---|---|---|
| What you get | Fixed and mix-and-match bundles, Bundle inventory handling, Bundle discount logic | Quantity breaks and volume discounts, BOGO and free-gift offers, Theme-matched bundle widgets |
| Important limitation | More operational setup than a lightweight bundle app. | Pricing scales with app-attributed revenue. |
Simple Bundles & Kits is the stronger fit when:
- Kits with component inventory
- Merchants integrating bundles with fulfilment or ERP systems
- Its strongest use case is operationally complex kits that must break into components for inventory, fulfilment or ERP workflows.
Pumper Bundles is the stronger fit when:
- You sell products where larger quantities are genuinely useful
- You want product-level bundle and volume-discount offers
- You can protect margin and test cart compatibility
What will you actually pay?
Simple Bundles & Kits
FreeFree plan available. Paid tiers are $14 for Basic, $39 for Grow/Advanced and $149 for Plus stores per month. Check bundle and order limits.
Pricing checked 2026-09-07Check official pricing ↗Pumper Bundles
Free up to USD 300 app revenuePaid allowances scale with revenue generated through the app. Check the current revenue thresholds and how the vendor measures them.
Pricing checked 2026-09-07Check official pricing ↗You might not need either yet
Wait if the bundles problem is still occasional, your current setup already handles it or your team does not have time to use either app well.
- Stores needing only a simple promotional bundle
- You need tracked component inventory for complex kits
- The problem is still occasional, your current setup already handles it or neither app would create enough value to justify the extra cost and work.
Ready to set it up?
Start with one useful feature and test the customer journey before switching on more.
Set up Simple Bundles & Kits
Use Simple Bundles & Kits for a controlled first use case and expand only after the result is proven.
- Define the operational bundle case and source hierarchy
- Choose Simple Bundles 2.0 and the order-processing fallback
- Select the plan, billing term and support scope
- Design the parent, component and builder architecture
Set up Pumper Bundles
Use Pumper Bundles for a controlled first use case and expand only after the result is proven.
- Choose one bundle hypothesis
- Build the offer
- Match the storefront
- Test every quantity
Checks that apply to either app
- The complete customer and operational journey works on mobile and desktop.
- Required Shopify data and integrations update once and in the intended place.
- A person responsible can resolve common failures without unsafe access or manual workarounds.
- The measured value is compared with software cost, team time and new support demand.
Common questions
Is Simple Bundles & Kits better than Pumper Bundles?
Not automatically. Simple Bundles & Kits is the better fit when kits with component inventory. Pumper Bundles is the better fit when you sell products where larger quantities are genuinely useful.
Which is easier to set up: Simple Bundles & Kits or Pumper Bundles?
Simple Bundles & Kits is currently classed as heavier setup, while Pumper Bundles is light setup. The real effort depends on your data, integrations, theme and the number of workflows you enable.
How should I test Simple Bundles & Kits against Pumper Bundles before committing?
Choose one real customer journey and one measurable outcome. Complete the same checks for both options, including the complete customer and operational journey works on mobile and desktop. and required shopify data and integrations update once and in the intended place., then compare the result and the work your team had to do.
What should I measure after choosing Simple Bundles & Kits or Pumper Bundles?
Record the current result before launch, then measure the customer outcome the app is meant to improve alongside app cost, support demand, errors and the time required to run it. Keep the app only when the total value is clear.
Can I switch between Simple Bundles & Kits and Pumper Bundles later?
Usually, but switching can affect settings, customer data, theme placements, integrations and reporting. Export what you can, document the current setup and test the replacement before removing the original app.
Still comparing?
All bundles options →Sources and independence
Based on official app listings and vendor documentation, not a claim of hands-on testing of every feature. Affiliate relationships do not decide which app we recommend.
Read our methodology