Postbag: Click & Drop Sync vs Zappy Sync NZ
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.
The short answer
- Zappy Sync NZ lists 3 features Postbag’s listing doesn’t mention, including Bulk printing, Label creation, Shipping rates.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · Postage paid to Royal Mail, not Shopify
- · Sync log with one-click resend
- · Tracking back to Shopify
- · Up to 300 synced orders a month
Unlimited
- · Postage paid to Royal Mail, not Shopify
- · Sync log with one-click resend
- · Tracking back to Shopify
- · Unlimited synced orders
Free
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featurePostbag connects your Shopify store to your Royal Mail Click & Drop account. When an order is paid, Postbag creates the matching Click & Drop order with the customer's address, every line item with its SKU, quantity and weight, your chosen package format, and any customer note. Ship from Click & Drop as usual.
Merchants can sync orders to Zappy, and after creating the shipping label, Zappy will update those orders' status to fulfilment with the tracking link. Merchants only need to focus on the sales and hand over shipping and fulfilment to Zappy.
- Paid orders reach Click & Drop in seconds, with address, items and weights
- Tracking numbers return automatically and orders are marked fulfilled in Shopify
- Sync log shows every order's status and error, with one-click resend
- Sync order information to Zappy
- Send back fulfilment and tracking information to your e-store
- Batch process orders via Zappy
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 |  Postbag | Zappy Sync NZ |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Postbag | Zappy Sync NZ |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 2 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Postbag | Zappy Sync NZ |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $12.99/month | No monthly plan listed |
| Longest free trial | 14 days | Not listed |
| Plans listed | 2 | 1 |
Listing
| Measure | Postbag | Zappy Sync NZ |
|---|---|---|
| Shopify category rank | #1080 | #197(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Sep 24, 2026 | Aug 20, 2024 |
| Languages | 1 | 1 |
| Developer | Kettle Apps | Parcelport |
FAQ
Postbag and Zappy Sync NZ: common questions
- What features does each app list that the other doesn’t?
- Postbag lists 2 the others don’t mention, such as Order sync, Order updates. Zappy Sync NZ lists 3 the others don’t mention, such as Bulk printing, Label creation, Shipping rates. 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 Oct 13, 2026; 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 Oct 13, 2026. 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.