Zonex Time & Currency vs Gregor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zonex Time & Currency
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Zonex brings world time and currency conversion together in one clean app. WORLD TIME • Compare Paris, New York, Tokyo, Taipei and hundreds of other cities at a glance. • Choose a source city and compare up to seven others. • Favorite the cities you use most. • Pick a specific time to see what it means around the world. SAVE YOUR ROUTINES • Save named time setups for recurring meetings. • Create trip presets with an optional currency pair. • Save frequently used currency conversions. CURRENCY • Convert between 32 supported currencies. • See clear exchange-rate details from external providers. • Keep previously fetched rates available when offline. WIDGETS • Add World Clock, Currency and Time Calculator widgets to your Home Screen. • Choose different widget appearances to match your setup. SHARE • Share time and currency setups with simple links. Zonex is built for travelers, international teams, students, remote workers and anyone living across time zones. No account. No ads. Your preferences and saved setups stay on your device.
Gregor
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Minimalist calendar-based notes and journaling app. Guiding principles: # Simplicity You pick a day on the calendar and add a note to that day. Basic usage is as simple as that. No clutter, no distractions, no ads. # Reliability Your notes are stored as plain markdown files in iCloud or on your own device. Edit them with your preferred apps, copy or sync them wherever you want, and keep access and control regardless of Gregor itself. # Polish Access information easily, edit markdown from a native UI, and use local AI features to easily search and summarize your notes.
Screenshots
Verdict
The clearest difference is in-app purchases: Zonex Time & Currency at none against Gregor's 4. Zonex Time & Currency also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.0). Gregor's advantage is update cadence (weekly vs every 2 weeks). On price and ads 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. Gregor sells 4 one-off in-app purchases. Zonex Time & Currency asks for nothing beyond the download.
Zonex Time & Currency ships an update every 2 weeks, Gregor weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.
| Parameter | Zonex Time & Currency | Gregor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 10 MB | 11 MB |
| Age rating | 4+ | +4 |
| Developer | SHIOU-PING SHEN | Daniel Marques |
In-app purchases
Zonex Time & Currency
No in-app purchases
Gregor
- Small Tip$2.99
- Medium Tip$4.99
- Large Tip$9.99
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- Lifetime Supporter$24.99








