Shopify app comparison
Fast Bundle vs Simple Bundles & Kits
Choose Fast Bundle when Growth stores needing several bundle types. Choose Simple Bundles & Kits when Kits with component inventory. Choose neither if your current setup already does enough or the expected improvement would not justify the extra cost and work.
Fast Bundle
Growth stores needing several bundle types. Use Fast Bundle when Shopify’s native bundles are too limited but the store still needs a merchant-friendly bundle app.
Setup: Heavier setup
Affiliate link. It never affects our advice.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.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 | Fast Bundle | Simple Bundles & Kits |
|---|---|---|
| What you get | Fixed and mix-and-match bundles, Bundle inventory handling, Bundle discount logic | Fixed and mix-and-match bundles, Bundle inventory handling, Bundle discount logic |
| Important limitation | Complex catalogue and fulfilment setups still require careful testing. | More operational setup than a lightweight bundle app. |
Fast Bundle is the stronger fit when:
- Growth stores needing several bundle types
- Teams without developer resource
- It is a strong growth-stage candidate for volume discounts, mix-and-match offers and more flexible merchandising without enterprise implementation.
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.
What will you actually pay?
Fast Bundle
From USD 19/monthFree is for development stores only. Live-store plans are $19, $49 and $139/month for up to $1,000, $3,000 and $10,000 monthly bundle sales respectively. Higher usage needs a higher tier.
Pricing checked 2026-09-07Check official pricing ↗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 ↗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.
- Highly customised ERP-dependent bundle inventory
- Stores needing only a simple promotional bundle
- 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 Fast Bundle
Use Fast Bundle for a controlled first use case and expand only after the result is proven.
- Define the bundle decision case and commercial guardrails
- Select the plan from expected bundle revenue, not store GMV
- Build the minimum controlled set of bundle offers
- Choose the Bundle as a Product architecture before creating SKUs
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
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 Fast Bundle better than Simple Bundles & Kits?
Not automatically. Fast Bundle is the better fit when growth stores needing several bundle types. Simple Bundles & Kits is the better fit when kits with component inventory.
Which is easier to set up: Fast Bundle or Simple Bundles & Kits?
Fast Bundle is currently classed as heavier setup, while Simple Bundles & Kits is heavier setup. The real effort depends on your data, integrations, theme and the number of workflows you enable.
How should I test Fast Bundle against Simple Bundles & Kits 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 Fast Bundle or Simple Bundles & Kits?
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 Fast Bundle and Simple Bundles & Kits 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.
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