Comparison

GS1 Operator vs TQS Code Reader

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

Head to head
About

GS1 Operator

Features
Read full description

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

About

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.

Highlights
  • 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
Read full description

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

GS1 Operator4 screens
TQS Code Reader4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard2 real differences · 7 level
GS1 Operator versus TQS Code Reader: the parameters behind the verdict, then further details
ParameterGS1 OperatorTQS Code Reader
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyMonthly — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.5
Further details — not scored
Size32 MB33 MB
Age rating4+4+
DeveloperMezzofy (Hong Kong) LimitedWIPOTEC GmbH

In-app purchases

None

GS1 Operator

No in-app purchases

None

TQS Code Reader

No in-app purchases

Questions

Is GS1 Operator free?
GS1 Operator is free to download, with no in-app purchases.
Is TQS Code Reader free?
TQS Code Reader is free to download, with no in-app purchases.
Do GS1 Operator or TQS Code Reader have ads?
Neither GS1 Operator nor TQS Code Reader shows ads.
Which is updated more often, GS1 Operator or TQS Code Reader?
GS1 Operator ships an update monthly, and TQS Code Reader every 6 months. Most recently, GS1 Operator was updated on September 16, 2026 and TQS Code Reader on September 20, 2026.

Other comparisons