GS1 Operator vs TQS Code Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GS1 Operator
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All the bolts and nuts you need to create, distribute and manage for Digital Coupon, within one powerful platform on the cloud. We provide a comprehensive Digital Coupon platform for the merchant to create, to distribute, to redeem coupons. It is simpliest way ever, the merchant can create unlimited marketing campaigns with coupon, self help all the way, no technical help is needed. This is the Redeemer App for Merchants to invite Third Party to process the redempiton. Note: Terms of Use - Visit http://www.mezzofy.com/terms.html Privacy Policy - Visit http://www.mezzofy.com/privacy.html
TQS Code Reader
This app decodes and validates 1D and 2D barcodes, checking their content against GS1 and IFA specifications. It provides detailed information about detected identifiers and displays inspection results clearly, storing them in a history database.
- GS1 and IFA code parsing
- 1D and 2D code decoding
- Detailed identifier information
- Structure and content validation
- Clear inspection result display
- History database for scanned codes
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This app has been developed from scratch to support iOS devices now. It contains many improvements, such as a new GS1 and IFA data parser and validator. In addition, it is possible to view detailed information about the detected identifiers. The TQS Code Reader is an application for decoding and checking 1D and 2D codes. The app checks the code content for conformity with the current specifications of GS1 (www.gs1.org) and IFA (www.ifaffm.de). It supports the most important code types. SCOPE OF SERVICES The app allows the reading of the following code types: Code 128, Code 39, Code 93, Codabar, DataMatrix, EAN-13, EAN-8, ITF, QR Code, UPC-A, UPC-E, PDF417 and Aztec. The code content is parsed to interpret and check the contained data. CHECKS PERFORMED The code content is checked according to the following criteria: CHECKING THE STRUCTURE - Invalid pairs of element strings - Mandatory association of element strings CHECKING THE CONTENTS OF THE INDIVIDUAL IDENTIFIERS - Used charset - Data length - Check digit - Control character DISPLAY OF INSPECTION RESULTS The inspection results are displayed clearly and structured. Control characters are replaced in the raw value field by readable characters. Each detected element is displayed separately with its value. Reasons for errors are displayed and an overall result of the check is visualized. STORAGE OF INSPECTION RESULTS Scanned codes are stored in a history database. From there, the inspection results can be retrieved again.
Screenshots
Verdict
The clearest difference is update cadence: GS1 Operator at monthly against TQS Code Reader's every 6 months. GS1 Operator also leads on iOS requirement (13.0 vs 15.5). 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.
GS1 Operator ships an update monthly, TQS Code Reader every 6 months. The most recent releases landed on September 16, 2026 and September 20, 2026 respectively.
| Parameter | GS1 Operator | TQS Code Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Monthly — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 32 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Mezzofy (Hong Kong) Limited | WIPOTEC GmbH |
In-app purchases
GS1 Operator
No in-app purchases
TQS Code Reader
No in-app purchases
Questions
Is GS1 Operator free?
Is TQS Code Reader free?
Do GS1 Operator or TQS Code Reader have ads?
Which is updated more often, GS1 Operator or TQS Code Reader?
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