RentDue vs Metrix Toolkit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RentDue
This app helps small landlords track rent payments, manage tenants and properties, and set reminders. It provides a clear overview of paid, pending, and overdue rent, with options to export reports and works offline without requiring an account.
- Track rent payments by property, unit, tenant
- Mark payments as paid, pending, or overdue
- Set rent payment reminders
- Export rent reports to PDF or CSV
- Works offline
- No account required
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Know who paid rent this month — in seconds. RentDue is a simple rent tracker for small landlords who want to manage rent payments, tenants, units and reminders without spreadsheets or complex property management software. Track paid, pending and overdue rent. Manage properties, units and tenants. Set rent reminders. Export PDF and CSV reports. Works offline. No account required. BUILT FOR SMALL LANDLORDS RentDue is designed for independent landlords managing a few properties, apartments, rooms or rental units. It is not a complicated property management suite. It is a focused rent payment tracker built to answer one question clearly: Who has paid, who is pending, and what is overdue? WHY LANDLORDS USE RENTDUE No more spreadsheets. No more scattered notes. No more guessing who paid. No more overcomplicated software made for large property managers. RentDue gives small landlords a clean rent log and payment overview they can check in seconds. KEY FEATURES • Track rent payments by property, unit, tenant and month • Mark payments as paid, pending or overdue • View monthly and annual rent summaries • Set rent payment reminders • Export rent reports to PDF or CSV • Store tenant and property details • Keep a clear rent ledger • Works offline • No account required • Simple interface built for fast daily use PERFECT FOR • Independent landlords • Small property owners • Room or apartment rentals • Small rental portfolios • Landlords tracking monthly rental income • Anyone replacing a rent spreadsheet or manual rent log RentDue does not process rent payments and does not replace legal, accounting or tax advice. It helps you organize and track your rental records privately on your device. Terms of Use: https://rentdue.app/terms
Metrix Toolkit
Access detailed information about your device's sensors, radios, and hardware. Inspect NFC tags, scan Bluetooth devices, and test audio output. Unlock advanced features with a one-time purchase.
- Sensor readouts (GPS, barometer, gyroscope)
- NFC tag reading and writing
- Bluetooth device scanning and GATT inspection
- Audio output testing
- LiDAR distance mapping
- Network and device details
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Metrix gives you a clean set of tools for the sensors, radios, network routes, clocks, audio hardware, and device details already built into your iPhone. Open the app when you want a quick look at GPS speed, compass heading, gyroscope motion, barometer pressure, battery status, Wi-Fi and cellular details, Bluetooth signals, NFC tags, camera hardware, storage, memory, screen and graphics details, audio output, biometrics, or LiDAR distance on supported iPhone models. NFC: read and inspect tags in depth chip maker, memory size, NDEF records, and decoded payloads. Metrix recognizes smart cards, transit cards, digital IDs, passports, and security keys. Write URL, text, contact, email, phone, SMS, location, and App Store records to blank tags, then erase them or permanently lock them as read-only. Bluetooth: scan nearby devices with live signal strength, decoded advertisements (iBeacon, Eddystone, device type), and a GATT inspector that connects and reads device info, battery, and services. Metrix also includes a Clock tool for local time, UTC comparison, time-zone details, and locale reference, plus Audio tools for speaker details, frequency testing, bass testing, and sound output checks. Free tools include live readouts, Checkup, public route lookup, Clock, Audio, the LiDAR dot-map distance view, NFC reading and basic writing, and Bluetooth scanning with GATT inspection. Metrix Pro is a one-time purchase that adds Find It, a live Bluetooth proximity finder with a distance ring, intensifying haptics, a direction hint, and 1 m calibration. Plus saved history, recordings, snapshots, saved Bluetooth, Wi-Fi, and NFC items, device nicknames, watches, a trip computer, exports and reports, NFC import/export, advanced NFC writing (Wi-Fi, custom MIME, external, and multi-record tags), and Wi-Fi/cellular speed tests. Metrix does not require an account and does not use ads, analytics, or tracking. Anything you save with Pro stays on your device unless you choose to export or share it. Readings depend on device hardware, iOS permissions, signal quality, location quality, and sensor availability.
Screenshots
Verdict
The clearest difference is rating: RentDue at 5.0 against Metrix Toolkit's 4.0. On price, ratings volume, update cadence and ads 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. RentDue sells 2 in-app purchases, starting at $2.99 per month and Metrix Toolkit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
RentDue holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
RentDue ships an update every 3 weeks, Metrix Toolkit every 2 weeks. Both last shipped on October 7, 2026.
| Parameter | RentDue | Metrix Toolkit |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 9 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Sebastian Rodriguez Garcia | Joseph May |
Customer experience
RentDue
Metrix Toolkit
In-app purchases
RentDue
- RentDue Pro Monthly$2.991 Month
- RentDue Pro Yearly$14.991 Year
Metrix Toolkit
- Metrix Pro$4.99









