I4 Client vs App4Sales Legacy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
I4 Client
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Sumatra Client voor iOS
App4Sales Legacy
Streamline your sales process with this mobile order-taking application. Access your complete customer database, browse a digital catalog, and let customers sign orders directly on your device. Orders are automatically created in your ERP system, eliminating manual entry.
- Digital catalog and lookbook
- Quick order registration
- Customer-specific price lists
- Customer signature capture
- ERP system integration
- Offline mode for customers and catalog
- Barcode scanning
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App4Sales is the perfect app for your sales representatives for quick order taking, used by thousands of sales reps. The integration with your ERP system makes it possible to access the complete customer database and register new customers. Representatives only have access to their own customers with their personal login credentials. Search the digital catalog and use the lookbook to give your customers a good impression of all your items. Add items to the order, load customer-specific price lists and let customers sign the order on your iPad. After sending the order, it will be created automatically in your ERP system. Manually entering orders in your ERP system is no longer necessary with App4Sales. With App4Sales it is possible to sell items anywhere: at an exhibition, in a showroom or at a customer. Paper order forms are history with App4Sales. The practical functions of App4Sales App4Sales has various functions that make it easy to speed up and optimize the sales process: • Lookbook with images of your items • Digital catalog • Fast order registration • Search and filter items • View customers and catalog in online and offline mode • Always have your real-time information at hand; including customer-specific price lists • Use barcode scanning for faster input • View all stock information, prices, item groups and historical data from your ERP system • Use the App4Sales CMS to manage users, content and user rights • App4Sales supports the most common languages • ERP connection with Exact Globe, Exact Online, AFAS, UNIT4, VISMA, SAP and more
Screenshots
Verdict
The clearest difference is update cadence: App4Sales Legacy at monthly against I4 Client's every 7 months. App4Sales Legacy also leads on iOS requirement (10.3 vs 15.6). I4 Client's advantage is device support (3 vs 1). On price, ads and in-app purchases 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.
I4 Client ships an update every 7 months, App4Sales Legacy monthly. The most recent releases landed on September 9, 2026 and June 7, 2026 respectively.
| Parameter | I4 Client | App4Sales Legacy |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (4 ratings) — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 7 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 15.6 | 10.3 — better |
| Further details — not scored | ||
| Size | 5 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Sumatra Software b.v. | Optimizers B.V. |
In-app purchases
I4 Client
No in-app purchases
App4Sales Legacy
No in-app purchases
Questions
Is I4 Client free?
Is App4Sales Legacy free?
Do I4 Client or App4Sales Legacy have ads?
Which is updated more often, I4 Client or App4Sales Legacy?
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