Comparison

SII Printer Utility vs Thermos Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SII Printer Utility

This application allows users to manage settings for Seiko Instruments Inc. printers. It enables writing and reading configurations, saving and loading settings to files, and printing current configurations. The utility also supports displaying printer information and resetting to default settings.

Highlights
  • Write settings to printer
  • Read settings from printer
  • Save/Load settings to file
  • Print function settings
  • Display printer information
  • Load default settings
  • Firmware update
Read full description

This app allows to preset function settings and communication settings of Seiko Instruments Inc.'s printer. App function • Write settings to the printer • Read settings from the printer • Save settings to file • Load settings from file • Print function settings • Display printer information • Load default settings • Firmware update Printer Models • RP-E10-K3FJ2-B • RP-E10-W3FJ2-B • RP-E11-K3FJ2-B • RP-E11-W3FJ2-B • RP-D10-K27J2-B • RP-D10-W27J2-B • RP-E10-K3FJ1-E • RP-E10-W3FJ1-E • RP-E11-K3FJ1-E • RP-E11-W3FJ1-E • RP-D10-K27J1-E • RP-D10-W27J1-E • MP-B20-B02JK1 • MP-B30-B02JK1 • MP-B30-W02JK1 • MP-B30L-B46JK1 • MP-B30L-W46JK1 • MP-B21L-B46JK1 • MP-B21L-W46JK1 • MP-A40-B06JK1 • MP-A40-B06JK2 • MP-A40-B06JK2U • MP-A40-W06JK1U • MP-A40-W06JK1E • MP-A40-W06JK1J • MP-A40-W06JK1B • RP-F10-K27J1 • RP-F10-W27J1 • RP-F10-K27J1-3 • RP-F10-K27J1-4 • RP-F10-K27J1-5 • RP-F10-W27J1-3 • RP-F10-W27J1-4 • RP-F10-W27J1-5 • SLP720RT-EK • SLP720RT-WK • SLP721RT-EK • SLP721RT-WK • SLP721RT-EW • SLP721RT-WW • SLP721RT-BK • SLP721RT-BW Display Models • DSP-A01-K1 • DSP-A01-W1 Interfaces • WiFi(TCP/IP) • Bluetooth • USB(Type-C)

About

Thermos Pro

Features
Read full description

THERMOS Pro is a powerful thermal printing app, designed to simplify and elevate your business printing needs. Connect seamlessly via Bluetooth to any compatible thermal printer and access a full suite of features for creating customized receipts, labels, and more. Key Features: Bluetooth Connection: Instant pairing with Bluetooth-enabled thermal printers, ensuring quick and reliable performance. Test Printing: Check print quality and setup with options for ESC/POS commands, welcome messages, and full ASCII character support. Custom Printing: Print any text or design you want with our fully customizable print feature. Tax and Receipt Customization: Create professional receipts that include tax details, perfect for small retail and service businesses. Product Labels & QR Code Generation: Print product labels and generate QR codes effortlessly for your inventory. Image Printing: Print logos, graphics, and other images directly from your device. Accurate Decimal Calculations: Handle detailed calculations to ensure precision on every receipt. THERMOS Pro is tailored for business owners, retailers, and service providers who need reliable, on-the-go printing solutions. With support for custom receipts, images, and QR codes, it’s a comprehensive tool that goes beyond basic thermal printing. Whether you're printing invoices, receipts, or product labels, THERMOS Pro delivers professional results every time.

Screenshots

SII Printer Utility4 screens
Thermos Pro4 screens

Verdict

The call

The clearest difference is update cadence: Thermos Pro at every 3 weeks against SII Printer Utility's every 6 months. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SII Printer Utility ships an update every 6 months, Thermos Pro every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 7 level
SII Printer Utility versus Thermos Pro: the parameters behind the verdict, then further details
ParameterSII Printer UtilityThermos Pro
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size51 MB41 MB
Age rating4+4+
DeveloperSeiko Instruments Inc.Prabal Verma

In-app purchases

None

SII Printer Utility

No in-app purchases

None

Thermos Pro

No in-app purchases

Questions

Is SII Printer Utility free?
SII Printer Utility is free to download, with no in-app purchases.
Is Thermos Pro free?
Thermos Pro is free to download, with no in-app purchases.
Do SII Printer Utility or Thermos Pro have ads?
Neither SII Printer Utility nor Thermos Pro shows ads.
Which is updated more often, SII Printer Utility or Thermos Pro?
SII Printer Utility ships an update every 6 months, and Thermos Pro every 3 weeks. Most recently, SII Printer Utility was updated on November 3, 2026 and Thermos Pro on October 30, 2026.

Other comparisons