APTROCK vs NFC Tag Encoder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
APTROCK
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This app is used with the NFC smart lock provided by 4quad (www.4quad.com), which has no battery, no charging, high security, easy to use. With this APP you can manage multiple locks, quickly Lock & UnLock the lock, manage lock passwords, read & write the NDEF information etc.
NFC Tag Encoder
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NFC Tag Encoder makes user easier to setup and NFC Tags product from Silicon Craft Technology. This app provides setup solution for SIC43NT and SIC43NTG2 tags, which are an NFC tag type 2 IC with tampering detection pin and anti-counterfeiting feature. They can be used in many ways e.g. as a proof-of-purchase, proof-of-delivery, cloud-based anti-counterfeiting authentication, and premium product marketing campaign. In this app, there are read mode and write mode which is designed to use with SIC43NT and SIC43NTG2 NFC tag. Just touch your smartphone to the tag and select “read” to get the information or “write” to record the information and setup the tag.
Screenshots
Verdict
APTROCK and NFC Tag Encoder are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
APTROCK ships an update every 3 months, NFC Tag Encoder every 2 months. The most recent releases landed on May 16, 2026 and September 18, 2026 respectively.
| Parameter | APTROCK | NFC Tag Encoder |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 48 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Sixiangxian Enterprise Development (Shanghai) Co., Ltd. | SILICON CRAFT TECHNOLOGY PUBLIC COMPANY LIMITED |
In-app purchases
APTROCK
No in-app purchases
NFC Tag Encoder
No in-app purchases
