G4S Nutivõti vs VOOL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
G4S Nutivõti
Read full descriptionHide full description
G4S Nutivõti is a solution that allows you to control the digital locks of various locations and items with a single app. It is a simple, secure and flexible solution for managing all necessary lock systems. It doesn't matter if it's your home, workplace, office, locker or bike, because all of them can be accessed securely and cost-effectively using the G4S Nutivõti app. Multiple users can be added into the app and thus you can control the employees' access to your business or different departments of it. We do not offer you another lock, we connect the smart locks you already use to our app, so all you need to opena and lock the doors is G4S Nutivõti.
VOOL
Read full descriptionHide full description
Want to cut your usual charging costs in half? Better hit that blue GET button. VOOL App tracks Nord Pool energy prices to get your EV fully charged and cut your charging costs. Don't interrupt your life to toggle the on/off switch, either. Automate your charging with VOOL. VOOL APP • Works with all OCPP-compliant chargers, but best with the VOOL Charger • Tracks and displays Nord Pool energy prices • Automatically charges your EV below your selected kW price • Turns charging on and off remotely • Gives a full overview of your charging sessions Setting up your charger, your EV, and your favourite charging location is simple. Once you're up and running, the VOOL App remembers your preferred charging rates, shows you your charging sessions — and savings, and will notify you only when absolutely necessary. VOOL is on a mission to make your EV Charging experience more reliable, cheap, and elegant. VOOL App and EV Charger are just the beginning.
Screenshots
Verdict
The clearest difference is update cadence: VOOL at fortnightly against G4S Nutivõti's every 7 months. G4S Nutivõti's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, ads and in-app purchases 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.
G4S Nutivõti ships an update every 7 months, VOOL fortnightly. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.
| Parameter | G4S Nutivõti | VOOL |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 21 MB | 125 MB |
| Age rating | 4+ | 4+ |
| Developer | G4S EESTI AS | MultiCharge OU |
In-app purchases
G4S Nutivõti
No in-app purchases
VOOL
No in-app purchases









