Comparison

QRCodeReader vs 49 Tracker

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

Head to head
About

QRCodeReader

Features
Read full description

Are you looking for a different style of QR Code & Barcode reader? If yes, then this one is designed for you! This app helps you scan and decode all the QR codes & Barcodes around you, including contact, plain text, website URL, telephone number, SMS message, geolocation, e-mail and more. Supported code formats are: - 2D barcodes: QR Code, Data Matrix, PDF417, Aztec Code. - 1D barcodes: UPC-E, EAN8/13, Interleaved2of5, ITF 14Code, Code 39, Code 93, Code 128. Features: - View a history list of all of your past scans - Turn on your device’s light (if it has one) for scanning in low-light circumstances - Perform all the actions related to the QR code without quitting the app  - Open web links directly in the app  - Make a phone call - Send an email - Add LINE contacts or stickers - QRCode Generator (This feature is for PREMIUM Users only) - History records will be backup automatically via CloudKit If you have any questions or comments, please contact us at ring4appstore@gmail.com.  QR Code is registered trademark of DENSO WAVE INCORPORATED.

About

49 Tracker

Features
Read full description

49 Tracker 是一款專注於歷史數據分析與可視化的數字追蹤工具,透過多維度統計與圖表呈現,幫助使用者理解數據分佈與變化趨勢。 應用支援多種分析維度,包括: 單雙分佈分析 五行分類統計 生肖映射整理 冷熱趨勢觀察 此外,App 提供「自選模擬」功能,讓使用者可以: 自行記錄數字組合 在歷史數據中進行驗證 觀察不同策略的長期表現 本應用所有功能僅用於數據分析與模擬記錄,不涉及任何形式的真實投注或金錢交易。

Screenshots

QRCodeReader1 screens
49 Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: 49 Tracker at none against QRCodeReader's 1. 49 Tracker also leads on update cadence (every 2 days vs monthly). QRCodeReader's advantage is ads (none vs shown) and iOS requirement (10.0 vs 13.0). On price 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. QRCodeReader sells 1 one-off in-app purchase. 49 Tracker asks for nothing beyond the download.

UpkeepUpdate frequency

QRCodeReader ships an update monthly, 49 Tracker every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 2 level
QRCodeReader versus 49 Tracker: the parameters behind the verdict, then further details
ParameterQRCodeReader49 Tracker
PriceFreeFree
Update frequencyMonthlyEvery 2 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size8 MB29 MB
Age rating17+17+
DeveloperRing明玲 徐

In-app purchases

1 purchases

QRCodeReader

One-time1
  • QRMonster Premium$0.99
None

49 Tracker

No in-app purchases

Questions

Is QRCodeReader free?
QRCodeReader is free to download, with in-app purchases available.
Is 49 Tracker free?
49 Tracker is free to download, with no in-app purchases.
Do QRCodeReader or 49 Tracker have ads?
49 Tracker shows ads; QRCodeReader does not.
Which is updated more often, QRCodeReader or 49 Tracker?
QRCodeReader ships an update monthly, and 49 Tracker every 2 days. Most recently, QRCodeReader was updated on November 1, 2026 and 49 Tracker on October 31, 2026.

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