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Selleasy vs Tiergain in 2026: upsell widgets or bundle architecture?

Selleasy shows 'frequently bought together' and 'add-on' widgets. Tiergain builds structured bundle experiences with progressive rewards.

Quick Verdict

Selleasy offers upsell and cross-sell widgets. Tiergain delivers 10 bundle architectures with combined rewards that set the AOV anchor 22-34% higher.

What is Selleasy?

Selleasy is a Shopify upsell and cross-sell app that offers frequently bought together widgets, product add-ons, cart upsells, post-purchase upsells, and thank-you page offers. It has a generous free plan for stores under 100 orders/month. Pricing ranges from free to $14.99/month. It has a 4.9 rating across 1,800+ reviews.

Where Selleasy Falls Short

Widget-Based, Not Architecture-Based

Selleasy shows recommendation widgets and add-on checkboxes. It does not build structured multi-step bundle experiences with category rules, sequential flows, or progressive tier rewards.

No Combined Progressive Rewards

Selleasy offers percentage discounts on individual upsells. It cannot combine discount + free shipping + free gift that escalate across tiers in a single bundle offer.

No Guided Bundle Builders

Selleasy shows product suggestions. It does not guide customers through step-by-step bundle creation with different product pools, quantity rules, and mandatory steps per category.

Single-Item Focus Caps AOV Potential

Each Selleasy widget adds one item. Bundle builders add 3-5 items in one flow. The single-item approach caps AOV lift at 5-11% vs 22-34% from structured bundles.

No Dollar-Based Thresholds

Selleasy does not support spend-based triggers. Dollar thresholds are essential for luxury, B2B, and stores where order composition varies widely.

Feature-by-Feature Comparison

Feature Selleasy Tiergain
Bundle type variety FBT + add-ons + cart upsell 10+ architectures, fully customizable
Combined rewards Percentage discount per item Discount + free shipping + free gift
Dollar thresholds No Yes, quantity or dollar
Sequential bundle flows No Yes, step-by-step
Post-purchase upsell Yes, built-in Via third-party integration
Thank-you page offers Yes, built-in Via third-party integration
Free plan Yes (100 orders/month) Yes, free forever plan
Mobile-first design Responsive widgets Mobile-first with 20+ controls
Theme customization Basic widget styling 20+ controls, live preview
Works with all themes Yes Yes, no code
Shopify Functions No Yes, server-side discounts
Category rules per step No Yes (min/max/exact/optional)

Why Merchants Switch to Tiergain

22-34% AOV lift from bundle architecture vs 5-11% from widgets

Tiergain builds structured bundles where the cart starts at 3+ items. Selleasy adds items one at a time via widgets. The structural difference creates a 2-3x gap in AOV lift.

Combined rewards that stack at every tier

Tiergain stacks discount + free shipping + free gift progressively. Selleasy offers single-type discounts on individual items. The combined rewards pull customers through tiers.

Guided multi-step bundles for complex product catalogs

Meal builders, gift set builders, and anchor product flows need step-by-step navigation with category rules. Selleasy widgets cannot replicate these structured experiences.

Frequently Asked Questions

Can I migrate from Selleasy to Tiergain?

Yes. Install Tiergain alongside Selleasy. Use Tiergain for structured bundles and keep Selleasy for post-purchase and thank-you page upsells. Many merchants run both apps.

Is Tiergain cheaper than Selleasy?

Both have free plans. Selleasy's paid plans start at $8.99/month. Tiergain Pro is $50/month but delivers 10 bundle architectures with combined rewards. For bundle-specific depth, Tiergain delivers more per dollar.

How long does it take to set up Tiergain?

Most merchants go live with their first bundle in under 10 minutes. Tiergain uses Shopify Theme App Extensions - drag and drop, no code editing, works with any theme.

Can I use Tiergain and Selleasy together?

Yes. Use Tiergain for pre-purchase bundle building on collection and product pages. Use Selleasy for post-purchase upsells and thank-you page offers. The apps complement each other.

Does Selleasy support the same bundle types as Tiergain?

No. Selleasy offers FBT widgets, add-on checkboxes, and cart upsells. Tiergain offers 10 architectures including mix-and-match, anchor product, meal builder, gift set builder, and more.

Which app is better for mobile stores?

Tiergain is built mobile-first with 20+ styling controls and thumb-friendly builders. Selleasy renders responsive widgets. For structured mobile bundle experiences, Tiergain is the stronger option.

Ready to switch from Selleasy?

Free plan available. No credit card required.