Manexys Inventory Planner vs Synplex Inventory Planner
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 30, 2026 for Manexys Inventory Planner, Oct 13, 2026 for Synplex Inventory Planner.
The short answer
- Paid plans start at $25/month for Manexys Inventory Planner and $9.99/month for Synplex Inventory Planner.
- Synplex Inventory Planner lists 6 features Manexys Inventory Planner’s listing doesn’t mention, including AI optimization, Email notifications, Inventory sync.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Enterprise
- · ABC/XYZ Classification
- · Demand Forecasting and Forecast Override
- · Inventory Management
- · Promotions Planning
- · Reorder Recommendations
- · Safety Stock Management
Core
- · ABC/XYZ Classification
- · Demand Forecasting and Forecast Override
- · Inventory Management
- · Promotions Planning
- · Reorder Recommendations
- · Safety Stock Management
Growth
- · ABC/XYZ Classification
- · Demand Forecasting and Forecast Override
- · Inventory Management
- · Promotions Planning
- · Reorder Recommendations
- · Safety Stock Management
Scale
- · ABC/XYZ Classification
- · Demand Forecasting and Forecast Override
- · Inventory Management
- · Promotions Planning
- · Reorder Recommendations
- · Safety Stock Management
Launch
- · Custom alerts & notifications
- · Demand planning
- · For shops under $100k annual revenue
- · Inventory reporting & insights
- · Smart replenishment
- · Up to 200 active SKUs/variants
Starter
- · Custom alerts & notifications
- · Demand planning
- · For shops under $500k annual revenue
- · Inventory reporting & insights
- · Smart replenishment
- · Unlimited SKUs/variants
Pro
- · All Starter features, plus:
- · For shops under $1.5m annual revenue
- · Kitting & production orders
- · Material management
Growth
- · API access
- · All Pro features, plus:
- · Custom Reports
- · Includes stores to $5M annual revenue
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureForecast demand accurately and automate purchase orders to reduce stockouts and lower inventory costs. Forecast per‑SKU demand from sales history, get automated reorder suggestions with supplier lead times, and manage purchase orders and stock across locations. Start forecasting in minutes - try free for 14 days.
Synplex helps Shopify merchants turn products, inventory, sales history, and supplier lead times into a practical demand plan. Generate reorder recommendations, review stockout and overstock risk, adjust planning assumptions, and prepare purchase, transfer, or production orders from one workflow. Built for growing brands that are outgrowing spreadsheets, manual reorder checks, or Stocky-style inventory planning.
- Advanced statistical forecasting, stockouts taken into account
- Automated purchase order recommendations with supplier lead times built in
- ABC/XYZ product classification to focus on what matters to you
- Promotion planning that adjusts forecasts so you order enough for sales events
- Track every SKU in real time - low, overstocked, reserved, in transit.
- Create smart purchase, transfer and production orders in minutes.
- Plan demand with AI forecasts that learn from trends and seasonality.
- Manage assemblies with BOM support, from components to finished goods.
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 |  Manexys Inventory Planner |  Synplex Inventory Planner |
|---|---|---|
| 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 | Manexys Inventory Planner | Synplex Inventory Planner |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 7 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Manexys Inventory Planner | Synplex Inventory Planner |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $25/month | $9.99/month(ahead) |
| Longest free trial | 14 days | 30 days |
| Plans listed | 4 | 4 |
Listing
| Measure | Manexys Inventory Planner | Synplex Inventory Planner |
|---|---|---|
| Shopify category rank | #48(ahead) | #602 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 8, 2026 | May 4, 2026 |
| Languages | 3 | 1 |
| Developer | Manexys B.V. | Synplex |
FAQ
Manexys Inventory Planner and Synplex Inventory Planner: common questions
- Is Manexys Inventory Planner or Synplex Inventory Planner cheaper?
- Paid plans start at $25/month for Manexys Inventory Planner and $9.99/month for Synplex Inventory Planner. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Manexys Inventory Planner lists 4 the others don’t mention, such as Auto-processing, Auto-restock, Back-in-stock alerts, SKUs. Synplex Inventory Planner lists 6 the others don’t mention, such as AI optimization, Email notifications, Inventory sync, Multi-location. 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 30, 2026 for Manexys Inventory Planner, Oct 13, 2026 for Synplex Inventory Planner; 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 30, 2026 for Manexys Inventory Planner, Oct 13, 2026 for Synplex Inventory Planner. 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.