MTools BLE RFID Reader vs Noise Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MTools BLE RFID Reader
This application allows users to read and write various NFC tags using compatible hardware devices. It offers tools for managing tag data, changing UIDs, and configuring advanced settings for specific tag types and development boards.
- Read/write Mifare and NTAG tags
- UID changer for magic cards
- GEN4 GUI configuration
- ChameleonUltra slot management
- Tag scanner and ID logger
- Mifare dump import/export
- OTA firmware upgrades
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MTools BLE App is an all-in-one App for PN532 BLE, PCR532, ChameleonUltra, ChameleonUltra Dev Kit, ChameleonLite and Pixl.js devices. It supports reading and writing of Mifare Classic 1K, Mifare Classic 4K, Mifare Ultralight, Mifare Ultralight C, NTAG203, NTAG213, NTAG215, NTAG216, Mifare Desfire, Mifare Plus and other NFC tags with APDU command. Mifare Classic Tools UI friendly Mifare Dump editor full dump reading Tag formatter Partial and full sectors writing UID Changer Gen1A, Gen2, Gen3 & Gen4 Magic card support Mifare Ultralight Mifare DESFire GEN4 GUI Configuration to Mifare Classic Ultralight DESFire Shadow mode settings UID/SAK/ATQA/ATS Password ChameleonUltra Slot Manager Quick Reading & Simulating Slot Dump Button settings Mifare Classic Settings Mfkey32 Firmware Upgrade Pixl.js BLE File Transfer Dump uploader Slot name editor Firmware Upgrade Tag Scanner ID Logger Tag ID Sharing Mifare Dump Importing by bin, mct or json Share dump as bin, mct or json Dump to Keys Mifare Keys Public Keys Private keys by user History keys by card OTA Tool Firmwre Repository File selectable Upgrading process
Noise Meter
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Noise Meter measures the sound around you in real time, with a precision instrument dial that shows the current decibel level at a glance. Track maximum, minimum and average levels along with a live graph of how the noise changes over time. ■ Features • Real-time decibel (dB) measurement using your device microphone • Instrument-style dial with a 0-140 dB color-coded scale • Max / Min / Average statistics • Live noise-over-time graph • Save measurements and review them later • Noise level guide — compare everyday sounds (library, conversation, traffic, concert) • 85 dB hearing-safety warning line • Share your results ■ Great for • Logging noise from neighbors or daily life • Checking the sound environment of an office, cafe or study room • Inspecting workplace noise levels • Measuring how quiet your sleep or focus space is Audio captured by the microphone is analyzed in real time only — it is never recorded or saved. Note: This app is for reference and does not replace medical or professional-grade sound measurement. Readings vary with your device's microphone.
Screenshots
Verdict
The clearest difference is in-app purchases: Noise Meter at none against MTools BLE RFID Reader's 1. MTools BLE RFID Reader's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 months). On price, device support and iOS requirement 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. MTools BLE RFID Reader sells 1 one-off in-app purchase. Noise Meter asks for nothing beyond the download.
MTools BLE RFID Reader ships an update every 4 days, Noise Meter every 2 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.
| Parameter | MTools BLE RFID Reader | Noise Meter |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (18 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 18 — better | — |
| Update frequency | Every 4 days — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 50 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | MTools Tec Co., Ltd | Byung Kwon Jeon |
In-app purchases
MTools BLE RFID Reader
- MTools Premium$8.99
Noise Meter
No in-app purchases
Questions
Is MTools BLE RFID Reader free?
Is Noise Meter free?
Do MTools BLE RFID Reader or Noise Meter have ads?
Which is updated more often, MTools BLE RFID Reader or Noise Meter?
Other comparisons
