SII DPU vs RupayBill
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SII DPU
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This app allows to preset function settings of Seiko Instruments Inc.'s mobile printer DPU-S series. App function β’ Register function settings to the printer β’ Read function settings from the printer β’ Save settings to file β’ Load settings from file Printer Models β’ DPU-S245-01B β’ DPU-S445-01B β’ DPU-S245-01C β’ DPU-S445-01C Interfaces β’ Bluetooth
RupayBill
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RupayBill β Simple & Powerful Billing App for Businesses RupayBill is an all-in-one mobile billing and POS solution built for retailers, restaurants, service providers, and small businesses. With an intuitive interface and seamless Bluetooth printer support, RupayBill lets you manage orders, inventory, billing, and receipts β right from your smartphone. Key Features: Smart Billing System: Generate professional bills instantly and print them via Bluetooth printers (58mm & 80mm supported). Inventory Management: Add, edit, and track all your items with pricing, categories, and quantities. Multi-Business Support: Run and switch between multiple businesses with ease. Custom Receipts: Personalize your printed bills with business name, logo, GST, and discount options. Offline Mode: Works without internet β all data syncs when you're back online. GST & Discount Control: Adjust tax and discount amounts directly from the receipt preview. Order Tracking: Manage and track orders before billing β ideal for restaurants or KOT scenarios. Dark Mode Ready: Enjoy a smooth interface in both Light and Dark themes. Secure OTP Login: Fast, password-free login with mobile OTP authentication. RupayBill is ideal for mobile vendors, shops, salons, cafes, small restaurants, field agents, and anyone who needs fast and portable billing. Subscription & Legal Information: RupayBill offers an auto-renewing subscription to unlock Premium features. Payment will be charged to your Apple ID Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Your account will be charged for renewal within 24-hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Privacy Policy: https://rupaybill.com/privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: SII DPU at none against RupayBill's 2. RupayBill's advantage is update cadence (weekly vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. RupayBill sells 2 in-app purchases, starting at $4.99 per month. SII DPU asks for nothing beyond the download.
SII DPU ships an update every 10 months, RupayBill weekly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.
| Parameter | SII DPU | RupayBill |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 β better | 14 |
| Further details β not scored | ||
| Size | 1 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Seiko Instruments Inc. | SMCLOUDMYLE LLP |
In-app purchases
SII DPU
No in-app purchases
RupayBill
- RupayBill Monthly Premium$4.991 Month
- RupayBill Premium Yearly$49.991 Year
Questions
Is SII DPU free?
Is RupayBill free?
Do SII DPU or RupayBill have ads?
Which is updated more often, SII DPU or RupayBill?
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