sssQRc vs Dev Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
sssQRc
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sssQRc はiOS端末の背面カメラを使う、あるいは写真ライブラリ内の画像からQRコードや各種バーコードを読み取り、また書き出す無料のアプリケーションです。 前バージョンより本アプリケーションの広告非表示アドオンの新規購入は終了しておりますが、購入済みのアドオンの復活(リストア)は本アプリケーションから行えます。 ユーザーレビューへのお返事は遠慮させていただきます。また、レビューや評価をお願いすることは決してございません。
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 iOS requirement: Dev Calc at 13.0 against sssQRc's 17.0. On price, update cadence, ads and in-app purchases 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. sssQRc sells 1 one-off in-app purchase and Dev Calc sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.
| Parameter | sssQRc | 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 | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 51 MB |
| Age rating | 17+ | 4+ |
| Developer | SENSYUSYA | Toshiya Hondo |
In-app purchases
sssQRc
- 広告非表示$5.99
Dev Calc
- Remove Ads (Monthly)$1.991 Month
Questions
Is sssQRc free?
Is Dev Calc free?
Do sssQRc or Dev Calc have ads?
Which is updated more often, sssQRc or Dev Calc?
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