Best Sx3App alternatives: apps like Sx3App

10+ similar apps compared and reviewed

3.3 avg rating

10 free apps

Updated November 2026

Sx3App

Emtron s.r.o

🔧 Utilities

📊 Productivity

Whether you want more options like Sx3App or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard by KOB MARKETING

Gift Card Information Platform

📊 Productivity

4.1(387 ratings)

Free

KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

Top Alternatives to Sx3App

DoNext for GTD (Legacy) by Fabian Merkle

Getting Things Done ToDo List

Editor's Choice

📊 Productivity

4.4(18 ratings)

Free

This app helps you capture ideas and break them down into actionable next steps. It focuses on getting things done without constant planning or rethinking tasks, allowing you to manage commitments and projects efficiently.

Brilix App by Sugar Valley SL

Strong Contender

📊 Productivity

0.0(0 ratings)

Free

PV Solar Forecast by Igor Ilijovski

Live PV solar power forecasts

Worth Considering

📊 Productivity

4.0(43 ratings)

FreeAdsIn-App Purchases

Predict your solar power generation for up to 360 hours and 15 days ahead. This tool helps you save energy and money by planning appliance usage, EV charging, and understanding your system's output. It also provides detailed weather forecasts and data export options.

More apps like Sx3App

Software602 Signer

by Software602 a.s.

Free

This premium tool facilitates electronic signatures, time stamps, and data mailbox management. It supports authorization of various document types and mobile photos with GPS data, utilizing qualified digital signatures and remote certificate storage.

Electronic signature authorizationTime stampingData mailbox management

Check if PVs are right for you

Free

Design and analyze solar photovoltaic systems on your smartphone. Get electricity generation estimates, payback periods, and detailed financial analyses for rooftop or commercial installations. Optimize your system for maximum output and make informed investment decisions.

Design solar projects on mobileEstimate electricity generationCalculate payback period

📊 Productivity

(110)

free with in-app purchases

Manage your Shell and EuroOil fuel cards with this app. It provides station locations, fuel prices, and allows direct payment for fuel, car washes, and parking. Access your client zone for detailed card management, invoices, and other services.

Fuel station locatorIn-app fuel paymentsCar wash payments

Solar APP: PV Solar Calculator

Power your solar journey

Free

This tool provides comprehensive solar energy analysis, including system design, battery storage optimization, and real-time utility price tracking. Generate detailed PDF reports for your solar projects to make informed decisions and maximize savings.

PDF Report GenerationBattery Storage System OptimizationUltimate Solar Analysis

📊 Productivity

(46)

free with in-app purchases

Compare with Sx3App

DSV Air & Sea Mobile

Live update of shipment events

Delinea Authenticator

by Delinea Inc

Free

Securely manage multi-factor authentication for your Delinea Platform tenant. Use device biometrics for push notification approvals or copy time-based one-time passwords. Supports multiple tenant registrations via QR code scanning.

Multi-factor authentication (MFA)Biometric unlock for push notificationsTime-based one-time passwords (TOTP)