inFlow Inventory vs Erpag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
inFlow Inventory
Manage inventory, sales, purchasing, and manufacturing on the go. Create orders, scan barcodes with your phone's camera, and track production. Handle stock adjustments and access product, vendor, and customer details easily.
- Create and manage orders
- Use iPhone as barcode scanner
- Manufacturing work on shop floor
- Generate and email invoices
- Transfer and adjust stock
- Manage product, vendor, customer details
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inFlow Inventory is used in over 90 countries to manage inventory, sales, purchasing, and manufacturing. Our mobile app helps you stay productive from anywhere. Create and manage orders without a computer. As long as you have your iPhone you can check stock and finalize sales right on the spot, or generate new purchase orders when stock is running low. Use your iPhone as a barcode scanner. Use the built-in camera to receive new stock as it arrives. Scan items mark them as shipped. No extra equipment required. Get manufacturing work done on the shop floor. Pick raw materials for finished products or kits. Track work on timesheets for each operational step. Take the hassle out of invoicing. Generate invoices from any order and email them straight from the app. Your customers can even pay your invoices online (US & Canada only). Transfer and adjust stock at any time. Need to adjust inventory due to damaged goods? Sending something back to your main warehouse? inFlow makes these tasks easy and fast. Manage product, vendor and customer details. No need to call the back office to check on stock. inFlow gives you full access to item details and current quantities. You’ll also have vendor and customer information you need to get the job done. If you have any questions, issues or requests, please contact us at support@inflowinventory.com. We’re ready and happy to help!
Erpag
This cloud-based enterprise resource planning solution helps small and midsize businesses manage sales, purchasing, manufacturing, accounting, inventory, and reporting. It requires an ERPAG license for full functionality.
- Sales management
- Purchasing
- Manufacturing management
- Accounting and finance
- Inventory management
- Reporting and analytics
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An ERPAG licence is required to use this app. ERPAG is a cloud-based enterprise resource planning (ERP) solution. It is suitable for small and midsize businesses in various industries, including automobile, retail, education, information technology and more. Primary features include sales management, purchasing, manufacturing management, accounting and finance, inventory management, reporting and analytics.
Screenshots
Verdict
The clearest difference is rating: Erpag at 5.0 against inFlow Inventory's 4.1. inFlow Inventory's advantage is update cadence (weekly vs every 49 months) and ratings volume (129 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Erpag holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: inFlow Inventory has 129 ratings behind it against 1, so its average is the more settled of the two.
inFlow Inventory ships an update weekly, Erpag every 49 months. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.
| Parameter | inFlow Inventory | Erpag |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (129 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 129 — better | 1 |
| Update frequency | Weekly — better | Every 49 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 73 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Archon Systems Inc. | Radosav Djorovic |
Customer experience
inFlow Inventory
Erpag
In-app purchases
inFlow Inventory
No in-app purchases
Erpag
No in-app purchases
Questions
Is inFlow Inventory free?
Is Erpag free?
Which has better reviews, inFlow Inventory or Erpag?
Do inFlow Inventory or Erpag have ads?
Which is updated more often, inFlow Inventory or Erpag?
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