RS3 NFC Setup vs Maintenance by Socket Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RS3 NFC Setup
Configure an NFC reader for various card types like iClass, PROX, and MiFare. Easily adjust settings such as card hold time, output format (decimal/HEX), and Wiegand bits. Settings are saved directly to the device's flash memory.
- NFC reader setup
- Supports iClass, PROX, ICODE, MiFare, AWID
- Configure card hold time
- Set output format (decimal/HEX)
- Control Wiegand bits
- Setup delimiters
- Persistent settings storage
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This app REQUIRES the idChamp Bluetooth Smart (BLE) NFC reader/scanner with firmware 2.0 or later, and iOS 9.0.2 It's used for setup for NFC for iClass, PROX, ICODE, MiFare, AWID, & More. Quickly and easily change settings. Select card type for ISO15693 & ISO14444A CSN, iClass CSN, Tag-It CSN, my-d CSN (Infineon), I-Code CSN (Philips, NXP), etag CSN (Secura Key), MiFare Ultralight CSN (Philips, NXP), I-tag CSN (IBM), DESFire CSN, Advant CSN (Legic), HID iClass ID, Secura Key -01, ReadyKey Pro UID, Radio Key (Secura Key -02), Nexwatch (Honeywell), NexKey, Quadrakey, KeyMate, 2Smart Key (Honeywell), Keri UID, Pyramid (Farpointe Data) PSC-1 26 Bit, Keri PSC-1 26 bit, Farpointe Data (Pyramid) PSC-1 26 bit, Keri NXT UID, ioProx (Kantech), Indala ECR Custom, Indala ASP+ Custom, Indala ASP+ UID (Motorola), Indala ASP Custom, Indala ASP UID (Motorola), Indala ASP 26 bit (Motorola), ID Teck, HiTag 2, HiTag 2 Alternate, HiTag 1 & S, HiTag 1 & S Alternate, HID Prox UID, HID Prox, GProx-II UID, EM 410x Alternate, Rosslare, EM 410x, DIGITAG, Paradox, CDVI, CASI-RUSCO (GE Security, UTC), Russwin UID, Cardax UID, Awid Setup card hold time (determine how long card must be present for read) Setup output format between decimal and HEX, control Wiegand bits output format, strip leading and trailing bits, enable/disable FAC (Facility Access Code), Reverse / Invert Wiegand bits, and more. Setup delimiters for character(s) sent before and after each scan for using the RS3 NFC reader in keyboard simulation mode. Settings are stored in RS3 unit flash memory so settings are persistent.
Maintenance by Socket Mobile
This utility app allows users to upgrade the firmware on Socket Mobile Bluetooth LE NFC readers and barcode scanners. It provides information on current and available firmware, device statistics, and configuration settings. Designed for advanced users, it facilitates essential maintenance for compatible hardware.
- Firmware upgrade
- Display firmware information
- Device statistics
- Device configuration
- Identify reader
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Maintenance by Socket Mobile implements the user interface to upgrade firmware of Socket Mobile Bluetooth LE NFC reader/writer, barcode scanners and perform other maintenance functions. Supported Functionality 1. Display operating firmware (GATT information) 2. Display firmware available for download 3. Perform firmware upgrade (download and flash instructions) 4. Display device statistics (no user information is shared) 5. Display device configuration information 6. Identify this reader This app is intended for advanced users. For questions and help, please contact support@socketmobile.com The Socket NFC readers which combines the latest 13.56 MHz contactless technology with Bluetooth 5 connectivity. They supports ISO 14443 Type A and B smart cards, ISO 15693 tags, MIFARE®, FeliCa®, and most NFC tags and devices compliant with ISO 18092 standard. The Countertop product supports two Bluetooth profiles: HID Keyboard Emulation (for native App support) and App Mode (for custom App development using our CaptureSDK). Please visit https://www.socketmobile.com for additional product information. CaptureSDK information is available at https://www.socketmobile.com/developers
Screenshots
Verdict
The clearest difference is rating: Maintenance by Socket Mobile at 5.0 against RS3 NFC Setup's 1.0. RS3 NFC Setup's advantage is update cadence (every 5 months vs every 21 months). On price, ratings volume, ads and in-app purchases 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.
Maintenance by Socket Mobile holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
RS3 NFC Setup ships an update every 5 months, Maintenance by Socket Mobile every 21 months. The most recent releases landed on September 14, 2026 and September 1, 2026 respectively.
| Parameter | RS3 NFC Setup | Maintenance by Socket Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 5 months — better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 9 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Serialio Ltd. | Socket Mobile |
Customer experience
RS3 NFC Setup
Maintenance by Socket Mobile
In-app purchases
RS3 NFC Setup
No in-app purchases
Maintenance by Socket Mobile
No in-app purchases
Questions
Is RS3 NFC Setup free?
Is Maintenance by Socket Mobile free?
Which has better reviews, RS3 NFC Setup or Maintenance by Socket Mobile?
Do RS3 NFC Setup or Maintenance by Socket Mobile have ads?
Which is updated more often, RS3 NFC Setup or Maintenance by Socket Mobile?
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