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Most Shopify upsell funnels I audit have the same headache. Two scripts fight over one cart.

A merchant installs a quantity break app, a popup cross-sell app & a thank-you editor at once. When a buyer taps Add to Cart, two modals fire and break the discount in checkout. Worse, the store pays both a bundle revenue share and an order bracket fee. You'll pay $110 a month for widgets that don't play nice.

That's usually when someone messages me for a Kaching Bundles vs Candy Rack vs ReConvert review in 2027.

Our editorial team tests Shopify Online Store 2.0 sections and storefront apps every week across sandbox stores to verify live pricing brackets, mobile script weight, and real-world merchant workflows before publishing any comparison.

Shopify's native discount codes or our own $9.99/mo Nitro Upsell app are enough for a lot of lean stores. Basic volume rules, simple cart drawer add-ons: fine. The gap shows up when you want 3-pack radio bars, AI accessory popups / post-purchase funnels. Installing Kaching, Candy Rack / ReConvert is one path. Staying on native discounts or Nitro Upsell is another. Both are fine. This post picks the right upsell lane for each stage and spends real time on when you should skip it.

Live URL stays for equity. Angle is bundle revenue caps vs store order brackets (50 to 450 monthly orders) as a monthly line item. More maps later: Compare & Reviews, Shopify Apps.

Why Running Multiple Upsell Scripts Breaks Cart Drawers and Discounts

  • AOV mechanic — Comparison of Shopify pre-purchase quantity breaks (Kaching Bundles), AI cross-sells (Candy Rack) & post-purchase funnels (ReConvert plus Honeycomb).
  • Upsell apps tested — Kaching Bundles (5.0 stars, 6,461 reviews) for PDP quantity breaks · Candy Rack (4.9 stars, 265 reviews) for unlimited-revenue accessory cross-sells · ReConvert (4.8 stars, 3,122 reviews) for post-purchase funnels.
  • Revenue & order tiers — Kaching Starter $14.99/mo ($1k bundle rev), Scale $29.99/mo ($5k rev), Pro $59.99/mo ($10k rev), 7-day trial · Candy Rack Lite $29.99/mo (0–50 orders), Starter $39.99/mo (51–200), Growth $59.99/mo (201–500), 8-day trial · ReConvert Free (50 orders), Growth $9.99/mo (51–100), $19.99/mo (101–200), $39.99/mo (201–500).
  • When $0 text reviews are enough — Your store runs fewer than 40 monthly orders · you sell one-off luxury items where multi-pack discounts hurt brand equity · you prefer a $9.99/mo flat bill via Nitro Upsell.
  • Alternatives worth noting — Honeycomb by ConversionBear (4.7 stars, 160 reviews, $54.99/mo Silver), Zipify OCU, Selleasy & AfterSell; named once here so you can compare lanes.
Try Kaching Bundles (7-Day Free Trial) → Try Candy Rack AI Upsell (8-Day Free Trial) → Try ReConvert Post-Purchase Free →
Funnel placement map showing Kaching Bundles inside the PDP form, Candy Rack on the Add to Cart trigger, and ReConvert/Honeycomb on the post-purchase checkout page
Where each app sits in the funnel: Kaching Bundles (PDP quantity breaks) vs Candy Rack (Add-to-Cart cross-sell) vs ReConvert & Honeycomb (post-purchase).

PDP Quantity Breaks vs In-Cart Cross-Sells vs Thank-You Page Funnels

These three apps don't sit on the same screen, which is why comparing them only by star rating misleads store owners. Kaching Bundles lives inside the product form before Add to Cart, Candy Rack fires on the cart trigger & ReConvert takes over after payment clears.

I see two common mistakes when merchants wire upsell apps. Some stores attach two pre-purchase scripts to the same Add to Cart button and wonder why variant selectors freeze. Others pick a store-order-bracket plan when 90% of their orders don't touch the upsell widget.

We follow one rule when we test upsell stacks at Nitro Apps. Never run two pre-purchase scripts on the same Add to Cart trigger.

Testing Discount Combination Rules, Modal Speed, and Attribution Math

I skip demo reels. I look at four daily store tasks.

Pulling the live Kaching Bundles, Candy Rack, ReConvert & Honeycomb cards on 2026-10-24 and running four-bracket math in a sheet took our team twenty minutes. Testing all four widgets on our Dawn and Sense sandbox stores took another fifteen. First is pricing: bundle revenue caps vs order brackets. Kaching bills only by bundle sales ($14.99/mo up to $1,000, $29.99/mo up to $5,000), while Candy Rack ($29.99 to $59.99/mo) plus ReConvert ($0 to $39.99/mo) bill by total store orders.

Second is multi-pack variant selection on mobile. On a 3-pack tee offer, buyers pick a color for each unit on the page. Kaching renders 1-pack, 2-pack & 3-pack radio bars with inline dropdowns that don't break checkout.

Third is high-ticket cross-selling without revenue caps. If you sell $400 espresso machines and attach a $60 grinder, you'll cross $5,000 in upsell sales in thirty orders. Candy Rack charges a flat fee by order count ($39.99/mo for 51 to 200 orders) with unlimited upsell revenue.

Fourth is post-purchase checkout expansion. Because offers appear after payment clears, they can't hurt checkout conversion. ReConvert ($0 Free up to 50 orders, $19.99/mo for 101 to 200 orders) plus Honeycomb ($0 Free or $54.99/mo Silver) add one-click offers after payment.

This comparison covers merchants who want to lift average order value by 18% to 30% without slowing mobile checkout. It's built for teams stacking pre-purchase and post-purchase apps safely.

We check how each widget sits inside Online Store 2.0 templates. We also check what happens if you uninstall later.

Monthly billing comparison chart across 50, 150, and 450 monthly orders comparing Kaching revenue caps against Candy Rack and ReConvert order brackets
Bundle revenue caps vs store order brackets: exact monthly cost at 50, 150, and 450 monthly orders.

Comparing Kaching Bundles, Candy Rack, and ReConvert on Online Store 2.0

  • Pre-purchase PDP tools — Kaching Bundles ($14.99/mo Starter to $59.99/mo Pro, 7-day trial) for quantity break bars and variant pickers · Nitro Upsell ($9.99/mo flat, 5.0 stars across 256 reviews) for volume discounts, Buy X Get Y & cart drawer offers.
  • Cross-sell & post-purchase tools — Candy Rack ($29.99/mo Lite to $59.99/mo Growth, 8-day trial) for AI accessory popups with unlimited upsell revenue · ReConvert ($0 Free to $39.99/mo+) for post-purchase one-click offers and thank-you surveys · Honeycomb ($54.99/mo Silver) for post-purchase funnels.
  • Drawer & checkout hooks — Kaching and Candy Rack install via OS 2.0 blocks on Dawn or Sense · embeds cleanly inside EComposer bundle pages ($25/mo Standard) · ReConvert and Honeycomb run inside Shopify's native post-purchase checkout slot.
  • Script conflict rule — Pair one pre-purchase app (Kaching or Candy Rack) with one post-purchase app (ReConvert) so scripts don't collide · all four apps use Shopify Functions or Checkout Extensions, leaving zero dead code on uninstall.

Revenue-Cap Tiers vs Total Store Order Brackets at 50 to 450 Orders

Source: Shopify App Store — Kaching Bundles, Candy Rack, ReConvert, Honeycomb & Nitro Upsell, fetched 2026-10-24. Re-check on publish day because vendors update plan names and overage rates on the live card.

  • 50 Monthly Orders ($800 upsell rev) — Kaching Starter costs $14.99/mo · Candy Rack Lite costs $29.99/mo · ReConvert Free costs $0/mo · Nitro Upsell costs $9.99/mo flat.
  • 150 Monthly Orders ($2,500 upsell rev) — Kaching Scale costs $29.99/mo (up to $5k bundle rev) · Candy Rack Starter costs $39.99/mo (51–200 orders) · ReConvert Growth costs $19.99/mo (101–200 orders) · combined Kaching + ReConvert runs $49.98/mo.
  • 450 Monthly Orders ($4,500 upsell rev) — Kaching Scale stays at $29.99/mo (under $5k cap) · Candy Rack Growth costs $59.99/mo (201–500 orders) · ReConvert Growth costs $39.99/mo (201–500 orders) · Honeycomb Silver costs $54.99/mo (2,000 views).
  • Quota brackets — At 180 orders with $8,500 in accessory upsells, Candy Rack Starter ($39.99/mo) beats Kaching Pro ($59.99/mo) by $20/mo · at 450 orders with $4,500 in multi-packs, Kaching Scale ($29.99/mo) beats Candy Rack Growth ($59.99/mo) by $30/mo · under 100 orders, Nitro Upsell plus ReConvert runs $19.98/mo.
Safe two-app Shopify upsell stack pairing one pre-purchase app with ReConvert post-purchase checkout extensions
Zero script collisions: pair one pre-purchase widget (Kaching or Candy Rack) with one post-purchase checkout funnel (ReConvert).

Picking One Primary AOV Mechanic for Single-SKU vs Multi-SKU Stores

  • Merchandising fit — Kaching Bundles for single-SKU consumables, apparel & cosmetics selling 2-packs and 3-packs · Candy Rack for electronics, gear & high-AOV catalogs cross-selling accessories and warranties · ReConvert for post-checkout impulse offers.
  • When to stay on native or Free — You run under 50 monthly orders where ReConvert Free ($0) plus Nitro Upsell ($9.99/mo) handle early AOV tests without a $30 to $60 bill.
  • Checkout test bar — 4.8 to 5.0 stars on the Shopify App Store on 2026-10-24 · native Shopify Functions discount compatibility · 7-day trial on Kaching, 8-day trial on Candy Rack & Free up to 50 orders on ReConvert · zero checkout slowdown.

If you want a flat-rate $9.99/mo alternative for quantity breaks and cart-drawer offers alongside custom EComposer bundle landing pages, you can also compare Nitro Upsell & Product Bundles.

ReConvert Free covers up to 50 monthly orders at $0, while Kaching and Candy Rack include 7-day and 8-day trials on the App Store (affiliate link — see disclosure).

Try Kaching Bundles (7-Day Free Trial) → Try Candy Rack AI Upsell (8-Day Free Trial) → Try ReConvert Post-Purchase Free →

Wider context: Shopify Apps, Compare & Reviews, Ecommerce, disclosure at /pages/affiliate-disclosure.

Editorial team — Nitroapps, building Shopify apps & testing ecommerce tools. Questions: hello@nitroapps.io. Last updated: 2026-10-26 (Asia/Saigon).