Comparison

Epson Spectrometer vs tay.jp

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

Head to head
About

Epson Spectrometer

This utility app enables precise color measurement of indoor and outdoor materials using a compatible spectrophotometer. It allows users to manage, compare, and adjust colors, and even check printer color reproduction capabilities.

Highlights
  • Portable color measurement
  • Import measurement data via Bluetooth
  • Manage colors as reference colors
  • Compare colors to Color Collections
  • Check printer color reproduction
  • Adjust color measurements
  • Create custom Color Collections
Features
Read full description

This is a dedicated app for the Epson SD-10 spectrophotometer. [Features] - The portable, compact, and easy to use SD-10 partnered with this app allows you to not only measure the color of indoor printed materials and Color Collections, but also measure outdoor signs and bulletin boards. - You can import measurement data to the app without complicated cable connections. - You can manage the colors imported to your app as reference colors, inspect them by comparing with a Color Collection, and check if the colors can be reproduced by the printer you are using. [Main Features] Color measurement: - Epson's original sensing technology realizes high-precision color measurement with a single tap in this app. Display: - Displays the measured colors in a variety of color spaces (Lab, LCh, RGB, CMYK, and LRV). - Searches and displays approximate colors from the PANTONE® Color Collection provided with this app. - Suggests colors that harmonize with the measured color. Comparison: - Compares measured colors to a Color Collection to determine the color difference. - Determines if the measured color can be reproduced by the printer you are using. Adjust: - Adjust color measurements to create a different color. Manage: - Add a variety of information (favorites, location, photos, and notes) to measured colors. - Create Color Collections (Color Palettes) to suit your needs. Linking features: - Create Color Swatch and Color Book files that can be imported into Adobe® Illustrator® and Photoshop®. [Notes] - The Epson SD-10 spectrophotometer is required to use this app. - This app connects to the SD-10 by Bluetooth®. - Emails such as "Send emails to developers" will be used for future service improvements. Unfortunately, we cannot reply to individual inquiries.

About

tay.jp

Features
Read full description

Tay is a mobile assistant that helps you speak more naturally and professionally during casual conversations with clients. 1. Automatically records conversations 2. Transcribes what was said into text 3. Provides real-time translation when needed 4. Quickly searches related information from your knowledge base or external data 5. Suggests helpful insights and ideas based on the flow of conversation During face-to-face meetings, there are times when you think, “Wait, what was that again?” and reach for your laptop—only to feel awkward and disrupt the flow of the discussion. With Tay, you can instantly access the information you need right from your phone, staying engaged and keeping the conversation smooth and natural. Tay also integrates with online meeting tools like Teams, Zoom, and Google Meet, making it easy to manage meeting minutes and records. Whether in person or online, Tay acts as your “conversation partner,” bringing up the information, knowledge, and insights you need in the moment. Key Features: 1. A mobile solution optimized for in-person conversations 2. Access to user-specific knowledge and external data (with access controls in place) 3. Integration with Teams, Zoom, Google Meet to handle online meeting minutes and management 4. Lower implementation costs compared to other solutions 5. Ability to share information with clients when needed Start by making your casual client interactions more meaningful. Tay is your reliable companion in the moment.

Screenshots

Epson Spectrometer4 screens
tay.jp4 screens

Verdict

The call

The clearest difference is update cadence: tay.jp at every 3 weeks against Epson Spectrometer's every 3 months. tay.jp also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement 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

Epson Spectrometer ships an update every 3 months, tay.jp every 3 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 7 level
Epson Spectrometer versus tay.jp: the parameters behind the verdict, then further details
ParameterEpson Spectrometertay.jp
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod, Apple Watch — better
Requires iOS16.015.0 — better
Further details — not scored
Size57 MB69 MB
Age rating4+4+
DeveloperSeiko Epson CorporationOPEN ESTATE JAPAN K.K.

In-app purchases

None

Epson Spectrometer

No in-app purchases

None

tay.jp

No in-app purchases

Questions

Is Epson Spectrometer free?
Epson Spectrometer is free to download, with no in-app purchases.
Is tay.jp free?
tay.jp is free to download, with no in-app purchases.
Do Epson Spectrometer or tay.jp have ads?
Neither Epson Spectrometer nor tay.jp shows ads.
Which is updated more often, Epson Spectrometer or tay.jp?
Epson Spectrometer ships an update every 3 months, and tay.jp every 3 weeks. Most recently, Epson Spectrometer was updated on October 14, 2026 and tay.jp on October 24, 2026.

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