SSG On Site vs CTEK App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SSG On Site
Access crucial worksite information, including safety guidelines, contact details, and maps. Stay informed with the latest news and report accidents directly from your mobile device.
- Safety instructions
- Contact details
- Maps
- Latest news updates
- Accident alerts
Read full descriptionHide full description
SSG On Site holds important information about that the worksite wants you to know about. Here you will find safety instructions, contact details, maps etc. Keep yourself updated with the latest news that will be pushed to your mobile device. For your safety there is also the possibility to alert if the accident is there.
CTEK App
This app connects to compatible CTEK charging products via Bluetooth and Wi-Fi, offering remote control and enhanced features. Monitor charging status, schedule EV charging, and access special modes for battery reconditioning or power supply.
- Remote charging control
- Charging scheduling
- Battery reconditioning modes
- 12V power supply mode
- Charging history tracking
- Product status monitoring
Read full descriptionHide full description
CTEK APP The CTEK APP keeps you on top of all your compatible CTEK charging products, right there in the palm of your hand. Quickly installed and simple to use, the CTEK APP syncs your CTEK products to your smartphone via BLUETOOTH® and Wi-Fi, or by using BLUETOOTH® only.* From the clear, easy to read home page you can check the status of all CTEK products that are within range and unlock extra product features to give you even more control. It’s designed to work effortlessly with all compatible CTEK products, including the NJORD® GO portable EV charger** and the CTEK CS ONE smart charger. Get the most out of your NJORD® GO EV charger The CTEK APP gives you total control over how and when you charge your EV with your NJORD® GO. Simply connect it to the app over BLUETOOTH® or Wi-Fi and you can: • Access additional NJORD® GO features and functions • Start, stop and pause charging remotely, and enable or disable auto start • Schedule charging for any time of day • Increase or lower the output current during heavy domestic power usage • Record and display your entire charging history Open up additional features on your CS ONE smart charger • Connects automatically over BLUETOOTH® • Revive deeply discharged batteries using the ‘RECOND’ reconditioning mode • Select ‘LITHIUM WAKE UP’ for lithium-ion batteries with Under Voltage Protection (UVP) • Turn your CS ONE into a 12V power supply using ‘SUPPLY’ mode to support the battery during service work • Displays charger voltage and amperage All you need in a single app The CTEK APP also gives you access to a range of additional functions, including: • Quick connection to the CTEK customer support team • Comprehensive product FAQs and troubleshooting • Easy access to terms and conditions The CTEK APP is compatible with most CTEK connected products. If you need any more information on compatibility, check the app and product user manuals or get in touch with our customer support team. What’s New • Support for CTEK CS ONE chargers • Full charging history page (NJORD GO only) • Date filtering in history page (NJORD GO only) • General bug fixes * BLUETOOTH® and Wi-Fi compatibility is subject to product type. Some connected product functions might not be available. ** We call the NJORD® GO an ‘EV charger’ but technically speaking, it’s ‘Electrical Vehicle Supply Equipment’ (EVSE) that provides a safe supply of electricity to power the on-board battery charger in your EV. Most people use the term ‘EV charger’ so to keep things simple, we’re going to use this term as well.
Screenshots
Verdict
The clearest difference is review sentiment: SSG On Site at 50% against CTEK App's 12%. SSG On Site also leads on update cadence (every 10 days vs monthly). On price, ads, in-app purchases and monetization model 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.
SSG On Site ships an update every 10 days, CTEK App monthly. Both last shipped on November 3, 2026.
| Parameter | SSG On Site | CTEK App |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.7 (3 ratings) — better |
| Positive reviews | 50.0% of reviews — better | 11.9% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.6 | 16.6 |
| Further details — not scored | ||
| Size | 110 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | SSG Standard Solutions Group AB | CTEK Sweden AB |
Customer experience
SSG On Site
CTEK App
In-app purchases
SSG On Site
No in-app purchases
CTEK App
No in-app purchases









