Comparison

JTEKT ShareBoard vs Dev Calc

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

Head to head
About

JTEKT ShareBoard

Features
Read full description

We developed 'JTEKT ShareBoard' for various industries and operations with the following objectives: (1) to stimulate 'Kaizen' activity with all team members (2) to envelope the 'Kaizen' capability through sharing 'Kaizen' case studies

About

Dev Calc

This app assists developers and programmers with immediate numeric conversions between binary, octal, decimal, and hexadecimal formats. It also provides tools for generating color codes from RGB, HSL, and HSV values, with a color picker and preset options.

Highlights
  • Numeric conversion (Bin, Oct, Dec, Hex)
  • Signed/Unsigned options
  • Adjustable bit sizes (8, 16, 32, 64)
  • RGB, HSL, HSV color code generation
  • Color picker
  • Preset color options
Features
Read full description

You can convert numeric to Bin, Oct, Dec, Hex immediately with Signed, Unsigned. ** Introduction ** This is a calculator app to help System Developers and Programmers. Convert numeric to binary, octal, decimal, hex immediately. You can set conversion bit number and signed/unsigned, so you can adjust settings for binary, short, int, long. Also you can get clolor code for system application from RGB and Color Picker. And you can choose preset color simply. ** Overview ** - Convert numeric to binary, octal, decimal, hex immediately. - You can edit each digits for detailed confirmation. - You can get color code from RGB, HSL, HSV and Color Picker. - Using preset color, you can get color code quickly. ** Characteristics ** >> Numeric conversion - You can input numeric in binary, octal, decimal, hex. - You can choose bits size from 8bits, 16bits, 32bits, 64bits. - You can choose signed numeric or unsigned numeric. - you can edit each digits directly. >> Color code - You can see a color code in Hex, RGB, HSL and HSV. - Support alpha channel of color. - You can get a color code from RGB, HSL, HSV adjuster and Color Picker. - You can get a color code just by choosing a preset color. ** Terms of Use ** https://coconutsdevelop.com/en/terms/terms_of_use.html ** Developer website ** https://coconutsdevelop.com/

Screenshots

JTEKT ShareBoard3 screens
Dev Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: JTEKT ShareBoard at none against Dev Calc's 1. JTEKT ShareBoard also leads on ads (none vs shown). Dev Calc's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence 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. Dev Calc sells 1 in-app purchase, starting at $1.99 per month. JTEKT ShareBoard asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
JTEKT ShareBoard versus Dev Calc: the parameters behind the verdict, then further details
ParameterJTEKT ShareBoardDev Calc
PriceFreeFree
Rating—2.0 (2 ratings) — better
Positive reviews—60.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size70 MB51 MB
Age rating4+4+
DeveloperJTEKT CORPORATIONToshiya Hondo

In-app purchases

None

JTEKT ShareBoard

No in-app purchases

1 purchases

Dev Calc

Subscriptions1
  • Remove Ads (Monthly)$1.991 Month

Questions

Is JTEKT ShareBoard free?
JTEKT ShareBoard is free to download, with no in-app purchases.
Is Dev Calc free?
Dev Calc is free to download, with in-app purchases available.
Do JTEKT ShareBoard or Dev Calc have ads?
Dev Calc shows ads; JTEKT ShareBoard does not.
Which is updated more often, JTEKT ShareBoard or Dev Calc?
JTEKT ShareBoard ships an update every 2 months, and Dev Calc every 2 months. Most recently, JTEKT ShareBoard was updated on October 3, 2026 and Dev Calc on October 7, 2026.

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