進数変換 vs Dev Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
進数変換
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２進数、８進数、１０進数、１６進数を相互に変換することができます。 いちいち変換する対象を選ばなくても一つ入力すれば他の３つに同時に変換する事ができます。 ※免責事項:変換精度は十分に検証していますが本アプリにより何らかの損害が生じても責任を負いかねますので、あらかじめご了承ください。
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.
- 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
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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
Verdict
The clearest difference is in-app purchases: 進数変換 at none against Dev Calc's 1. On price, update cadence, ads 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
Both are free to download. Dev Calc sells 1 in-app purchase, starting at $1.99 per month. 進数変換 asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 17, 2026 and June 4, 2026 respectively.
| Parameter | 進数変換 | Dev Calc |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.0 (2 ratings) — better |
| Positive reviews | — | 60.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | 田中 俊多 | Toshiya Hondo |
In-app purchases
進数変換
No in-app purchases
Dev Calc
- Remove Ads (Monthly)$1.991 Month
