The 20 best Tools Apps for Android with no subscription

Check out the top Tools Apps which are a one-time purchase with no subscription or in-app purchases. We went through all Tools Apps for Android on Google Play in June 2026 and picked the best ones for you to download onto your Android phone. This Android app list is sorted by top rating. Last updated on 2026-06-04.

Remote RDP

Yongtao Wang

The only RDP client which supports FULL PC keyboard and mouse! Remote RDP can not run multiple RDP sessions for now. Please use our HTML5 version (on Firefox Beta) for that, which also supports Remo…

Fraction Calculator Plus

Digitalchemy, LLC

I'm Fraction Calculator Plus and I'm the best and easiest way to deal with everyday fraction problems. Whether you're checking homework, preparing recipes, or working on craft or even construction pr…

Remote VNC Pro

Yongtao Wang

The only client which supports full pc keyboard and mouse! VNC(not RDP) client to control you computer from anywhere. share same smart UI with Remote RDP(another app). connect to any Windows, Linux,…

Felix Solar PV Log

Felix The Puddy Tat

Felix Solar Log Bluetooth Inverter Connection and Data Logging application for your solar photovoltaic system. Supports SMA* Sunny Boy Bluetooth wireless enabled solar PV Inverters. Note: please c…

DG Timer

Aduílio Silva

The Dolce Gusto Timer application helps in the preparation of beverages in non-automatic machines indicating switching off the machine according to the chosen beverage using an audible alarm and vibr…

MiniWheelsPro - Diecast

Marcelo dos Reis

The Essential App for Die-Cast Collectors! Organize and manage your miniature collection with ease and style. With MiniWheelsPro, your collection is always at your fingertips, ready to be consulted …

Remote RDP Enterprise

Yongtao Wang

Ruler+ (Donation)

Xalpha Lab

This is a paid version to support the developer, a free (identical, without ads) version is available on Google Play! Use a coin or a credit card to calibrate the ruler anywhere, when you don't have…

Smart Reader for SmartWatch

azya

This is an application for the Sony SmartWatch (1 and 2), enables you to open text files (.txt). Key features: - Built-in file browser, - Support for different character sets, - Customizable appear…

Distance Calculator Premium

LKE TECH PREMIUM

Premium version of Maps Distance Calculator app. This version lets you save unlimited distance measurements and does not contain adds. Map Distance Calculator application allows you to measure distan…

Valhalla+ Norse Gods & Runes

A. Hadden

Increase your knowledge with Valhalla+. Learn the ways of the gods, explore the nine-worlds, see how each month was celebrated with the Norse, Celtic, and other Germanic calendars, increase your know…

Electrodoc Pro

IODEMA Srl

Electrodoc Pro is a simple and powerful collection of electronics tools and references. Electrodoc is the new app name of Electrodroid. Same app, with the same and even more features. The PRO version…

Oil Calculator Pro

MooringMarineConsultancy

A professional petroleum calculation tool built for terminal operators, inspectors, surveyors, and oil & gas engineers. Designed for : • Fast data entry • Clean workflow • No subs…

Plus42

Thomas Okken

Plus42 is an advanced scientific programmable calculator, based on Free42. Free42, in turn, is a complete re-implementation of the HP-42S scientific programmable RPN calculator, which was made from 1…

App Lock Premium

GO Apps

🔒 APP LOCK - The Ultimate Privacy Protection Keep your private apps, photos, and personal data safe from prying eyes. App Lock provides powerful security features wrapped in a beautiful, easy-to-us…

Fossify Thank You

Fossify

If you cherish our commitment to delivering free, ad-free, and non-intrusive apps, consider showing your support for the Fossify mission. Your support is invaluable and greatly appreciated. 🎁 UNLO…

Electrical Calc Canada

Snappy Appz Inc.

E-Calc is a professional electrical application for calculating many common electrical problems. This app is an essential tool for all electricians and electrical engineers. Unlike other similar ap…

Calcutronic PRO

SchillerApp

This app helps students and enthusiasts to build electronic circuits. Containing the most frequently used functions in this field and many other resources it's a great reference book for students and…

Wi-Fi Monitor+

Andrey Efremov

Information about Wi-Fi connection, available networks, connected devices. Sorry for inconvenience, Google pause sales apps for developers from my country!!! GENERAL - the information about Wi-Fi c…

MIFARE Classic Tool - Donate

IKARUS Projects

This is exactly the same version of MIFARE Classic Tool (MCT) as the free one! (Except it will not show the donate notice at startup/updates.) If you like MCT and want to support the developer, ple…

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