OpenLocker vs ZoneFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenLocker
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App voor gebruik in combinatie met NokiLock locker systemen Studenten en / of Medewerkers kunnen deze App gebruiken om de toegewezen locker te openen.
ZoneFlow
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Keep the right timezone in front of you, automatically. ZoneFlow is a widget-first timezone app that changes what it shows throughout the day, based on a schedule you set. No more mental math, no more opening a world clock app to check what time it is for the person you're about to call. Whether you're keeping up with friends and family abroad, coordinating with a remote team across time zones, or travelling, ZoneFlow keeps the time that matters most right on your Home Screen and Lock Screen — right when you need it. FEATURES • Schedule different timezones to appear on your widget at different times of day • Widgets for Home Screen and Lock Screen • Automatic switching — set it up once and ZoneFlow handles the rest • Built natively in Swift with SwiftData and WidgetKit for a fast, reliable experience ZoneFlow is free to use, with a Pro upgrade available for additional timezone schedules and widgets. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: OpenLocker at none against ZoneFlow's 2. OpenLocker also leads on ads (none vs shown) and device support (3 vs 1). ZoneFlow's advantage is update cadence (every 3 days vs every 10 months). On price 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. ZoneFlow sells 2 in-app purchases, starting at $2.99 per month. OpenLocker asks for nothing beyond the download.
OpenLocker ships an update every 10 months, ZoneFlow every 3 days. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.
| Parameter | OpenLocker | ZoneFlow |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 46 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Noki Lock BV | Benji Mandel |
In-app purchases
OpenLocker
No in-app purchases
ZoneFlow
- ZoneFlow Pro Monthly7 Days trial$2.991 Month
- ZoneFlow Pro Yearly7 Days trial$14.991 Year
