Comparison

OPNDataCheck vs NFC Writer

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

Head to head
About

OPNDataCheck

Features
Read full description

It is an application that can collate barcode data read by Optoelectronics Bluetooth data collector, check the data, and send the data. You can also set the data collector.

About

NFC Writer

Features
Read full description

NFC Writer is a powerful and user-friendly tool that allows you to easily read and write data to NFC (Near Field Communication) tags. Whether you're managing your personal devices or creating customized NFC experiences, this app makes the process seamless and efficient. With NFC Writer, you can quickly scan and access information stored on NFC tags, such as URLs, contact information, Wi-Fi credentials, and more. Writing to NFC tags is just as simple, allowing you to program a wide variety of actions, from launching apps and setting up automated tasks, to sharing data effortlessly with a simple tap. Designed with a clean and intuitive interface, NFC Writer ensures that both beginners and advanced users can make the most of NFC technology. Whether you're a tech enthusiast looking to streamline tasks, or a business professional managing NFC-based workflows, this app is the perfect companion. Key features include: Fast and reliable NFC reading and writing capabilities. Support for a variety of data formats, including URLs, text, and more. Automate actions like launching apps or connecting to Wi-Fi networks with a simple tap. Organize and manage your NFC tags with ease. User-friendly interface with clear instructions for a smooth experience. Unlock the potential of NFC technology with NFC Writer and take control of your smart devices in a whole new way!

Screenshots

OPNDataCheck4 screens
NFC Writer4 screens

Verdict

The call

The clearest difference is in-app purchases: OPNDataCheck at none against NFC Writer's 2. NFC Writer's advantage is update cadence (every 4 months vs every 51 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. NFC Writer sells 2 one-off in-app purchases. OPNDataCheck asks for nothing beyond the download.

UpkeepUpdate frequency

OPNDataCheck ships an update every 51 months, NFC Writer every 4 months. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

Scorecard2 real differences ยท 4 level
OPNDataCheck versus NFC Writer: the parameters behind the verdict, then further details
ParameterOPNDataCheckNFC Writer
PriceFreeFree
Update frequencyEvery 51 monthsEvery 4 months โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.015.0
Further details โ€” not scored
Size3 MB40 MB
Age rating4+4+
DeveloperOPTOELECTRONICS Co.,Ltd.Hasan KOC

In-app purchases

None

OPNDataCheck

No in-app purchases

2 purchases

NFC Writer

One-time2
  • Remove ADS$0.99
  • Pro Version$9.99

Questions

Is OPNDataCheck free?
OPNDataCheck is free to download, with no in-app purchases.
Is NFC Writer free?
NFC Writer is free to download, with in-app purchases available.
Do OPNDataCheck or NFC Writer have ads?
Neither OPNDataCheck nor NFC Writer shows ads.
Which is updated more often, OPNDataCheck or NFC Writer?
OPNDataCheck ships an update every 51 months, and NFC Writer every 4 months. Most recently, OPNDataCheck was updated on October 10, 2026 and NFC Writer on October 24, 2026.

Other comparisons