Charly® vs Smongle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Charly®
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Charly® is the perfect app for all Charly® Billing Pro users who want to charge their electric vehicle efficiently and cost-effectively. The Charly® Smart Charging function offers you intelligent optimization that automatically charges at the cheapest electricity prices. In the overview, you can see exactly how much you have charged, what costs have been incurred and how much money you have saved by using Charly® Smart Charging. With the schedule, you can enter your daily journeys and charging times to ensure that your vehicle is always fully charged on time. You will receive useful notifications, e.g. when cheap electricity prices are available or when a full charge of your vehicle is to be scheduled. You can also use the “Create new vehicle” function to add another vehicle at any time and adjust the charging options. This allows you to optimize your charging processes and always have a transparent and quick overview. Charge smart, not expensive. Charly® makes charging smart. Note: This app can only be used by users who have already booked the Charly® Billing Pro package.
Smongle
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Smongle® – The Plug & Play Energy System from Austria Smongle® combines real-time energy data, intelligent device control, smart home functionality and energy communities in a single platform. Monitor your electricity consumption, feed-in and energy flows at any time and expand your system with the growing Smongle® Ecosystem. From energy monitoring and automation to intelligent energy management, Smongle® makes complex energy technology simple. Smongle® offers: • Live energy data directly from your existing smart meter • Real-time monitoring of consumption, feed-in and power • Cloud-based Energy Management System (EMS) from Austria • Centralized control and configuration of all Smongle® devices • Plug & Play setup of new devices in just a few steps • Full transparency of energy consumption and feed-in within energy communities • Overview of available surplus energy • Automatic synchronization and intelligent cloud services • No account required – simply log in using your Smongle® serial number and GUEK provided by your grid operator • Continuously expanding Smongle® Ecosystem for intelligent home energy management With just a few steps, Smongle® becomes a powerful energy management system for homes, businesses and energy communities. One System. One App. Everything Connected. Plug & Play for Everyone. New: Smongle® and expansion devices will soon be available independently of energy community memberships. Devices can be purchased through the official online shop, including prepaid cloud services. Note: An internet connection is required for operation. If community data is not visible, please contact your administrator for activation. The more active Smongle® devices are connected within an energy community, the more accurate the shared energy data becomes.
Screenshots
Verdict
The clearest difference is update cadence: Smongle at fortnightly against Charly®'s every 5 weeks. Charly®'s advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support 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.
Charly® ships an update every 5 weeks, Smongle fortnightly. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.
| Parameter | Charly® | Smongle |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | KWMS GmbH | mechsat e.U. |
In-app purchases
Charly®
No in-app purchases
Smongle
No in-app purchases









