QRコードリーダーEQS vs CalcHistory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QRコードリーダーEQS
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「高速読み込み」「最安値検索」「QRコード作成」「QRコード共有」･･･、全てが揃った高速・多機能なQRコードリーダーです。 ――――――――――――――――――――――――――― ■最安値検索 商品のバーコードを読み取ると、その商品が最も安く売られているWEB上のショップを検索し、そのまま買い物をすることができます！ ■QRコード作成・共有 自分のプロフィールや、WEBサイト、アドレス帳からQRコードを作成して、簡単に友達に教えることができます。 ■QRコードを読み取った結果を、コピーしたりメールで送信することができます。 ―――――――――――――――――――――――――――
CalcHistory
This calculator app performs calculations in the order you input them, like a standard calculator. It allows you to save calculation results and view the input process, making it easy to spot errors. It also offers a function calculator mode for more complex operations.
- Input order calculation
- Save calculation results
- View input process
- Function calculator mode
- Error spotting
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CalcHistory is a simple and easy-to-use application. This calculator calculates in input order like a general calculator. You can leave calculation results, see the process of input and immediately notice a mistake. *General Calculator (calculation in input order) 2 + 3 × 5 = 25 [2 + 3 × 5 = 25] *Function Calculator 2 + 3 × 5 = 17 [2 + (3 × 5) = 17]
Screenshots
Verdict
The clearest difference is update cadence: QRコードリーダーEQS at every 2 months against CalcHistory's every 15 months. QRコードリーダーEQS also leads on iOS requirement (8.0 vs 15.6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
QRコードリーダーEQS ships an update every 2 months, CalcHistory every 15 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.
| Parameter | QRコードリーダーEQS | CalcHistory |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (10 ratings) — better |
| Positive reviews | — | 70.6% of reviews |
| Number of ratings | — | 10 — better |
| Update frequency | Every 2 months — better | Every 15 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 12 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | EQS Inc. | sky-nexus Inc. |
In-app purchases
QRコードリーダーEQS
No in-app purchases
CalcHistory
No in-app purchases
Questions
Is QRコードリーダーEQS free?
Is CalcHistory free?
Do QRコードリーダーEQS or CalcHistory have ads?
Which is updated more often, QRコードリーダーEQS or CalcHistory?
Other comparisons
