flex vs Esupl KDS
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
flex
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Our daily reporting keeps you in the loop whether you are at the site or not. Know if any tasks were missed or if any issues arose. View the details and images anywhere. We do the research on what is recommended for your specific equipment. You can customize your lists as you see fit. Each station you configure has its own unique QR code. Lists can only be accessed after it is scanned, ensuring your employees are doing a proper walk through.
Esupl KDS
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Esupl KDS is an ultimate tool to keep all kitchen tickets under control! KDS is a part of the Esupl platform and directly connects to the POS app. Using KDS cooks can easier manage a tickets order, do more and faster. In KDS you will find: - Auto timer for each order, which will notify cook about time for dish preparation; - Statuses for each order and item. Waiter will see have a cook started preparing dish or not without necessity to run to the kitchen each time; - Direct messages to the kitchen: waiter can left comments to order items or send instructions for cook. - Economy: digital KDS can help you to save paper for ticket printer. More to come....!
Screenshots
Verdict
The clearest difference is update cadence: flex at weekly against Esupl KDS's every 3 weeks. flex also leads on iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
flex ships an update weekly, Esupl KDS every 3 weeks. The most recent releases landed on September 20, 2026 and October 7, 2026 respectively.
| Parameter | flex | Esupl KDS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 โ better | 15.1 |
| Further details โ not scored | ||
| Size | 22 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Flex Wash Technologies, Inc | ESUPL TECHNOLOGIES, INC. |
In-app purchases
flex
No in-app purchases
Esupl KDS
No in-app purchases








