SubTrackr vs Zen Forex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubTrackr
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Take control of your subscriptions. SubTrackr helps you track recurring costs and see your estimated monthly total at a glance. No accounts. No syncing. Just simple, fast subscription tracking. Features • Add and edit subscriptions • Weekly, monthly, and yearly billing cycles • Automatic monthly cost estimates • Clean, distraction-free design • CSV export (Premium) Free Plan Track up to 3 subscriptions for free. Premium Unlock unlimited subscriptions and CSV export. Know where your money is going. Avoid surprise renewals. Stay in control. Terms of use: https://arcye.com/subtrackr/terms.html
Zen Forex
View real-time exchange rates for over 160 currencies with intuitive trend charts and a built-in converter. This app offers a clean, focused interface with flexible color schemes and offline access to the latest data.
- Real-time global currency rates
- Trend charts (1W, 1M, 3M, 1Y)
- Built-in currency converter
- Home screen widget support
- Offline data caching
- Clean, distraction-free interface
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Zen Forex — A forex rate viewer that gets back to basics. No ads. No login. No social. Just open and check — making exchange rates as easy to read as the time. 【CORE FEATURES】 ◆ Real-Time Rates Covers 160 global currencies with live exchange rate data. Save multiple favorite currency pairs and swipe to switch between them. ◆ Trend Charts Intuitive rate trend charts with 1-week, 1-month, 3-month, and 1-year time ranges. Easily track how rates have changed over time. ◆ Currency Converter Built-in converter — enter an amount and get instant results for your everyday currency needs. ◆ Home Screen Widget iOS home screen widget support. Check your favorite exchange rates right from your home screen without opening the app. ◆ Works Offline Automatically caches the latest rate data so you can still view rates even without an internet connection. 【DESIGN PHILOSOPHY】 ◆ Clean & Focused Built with Material 3 design principles. A distraction-free interface that lets the data speak for itself. ◆ Flexible Color Schemes Choose between "red-up / green-down" or "green-up / red-down" color schemes, or let the app follow your language setting to match regional conventions. ◆ Bilingual Full support for Simplified Chinese and English. Follows your system language or can be set manually. ◆ Dark Mode Fully supports system dark mode for comfortable use at night. 【PRIVACY PROMISE】 • No personal data collected • No user tracking • All data stored locally on your device • No registration or login required Exchange rate data is for reference only and does not constitute financial advice.
Screenshots
Verdict
The clearest difference is in-app purchases: Zen Forex at none against SubTrackr's 1. On price, ads, device support and iOS requirement 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. SubTrackr sells 1 in-app purchase, starting at $1.99 per month. Zen Forex asks for nothing beyond the download.
| Parameter | SubTrackr | Zen Forex |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Bowyer | 华彧 行 |
In-app purchases
SubTrackr
- Premium Monthly$1.991 Month
Zen Forex
No in-app purchases









