eSIMWallet vs Lux Light Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
eSIMWallet
Organize and track all your SIM and eSIM cards, including prepaid and postpaid plans. Monitor costs, billing cycles, and linked services to stay on top of your mobile accounts. Keep a record of which number is assigned to which device for seamless management.
- Manage SIM and eSIM cards
- Track costs and billing cycles
- Maintain device assignments
- Record bound services
- View reminders for payments and top-ups
- Sync data across devices
- Export and restore backups
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eSIMWallet is a SIM and eSIM management app designed for people who use multiple numbers, regions, carriers, and devices. You can keep track of each card’s carrier, phone number, plan, cost, billing cycle, top-up cycle, primary usage region, device assignment, and bound services. It helps you understand which numbers are still active, which services are linked to each number, and what needs attention next. Key features: - Manage SIM and eSIM cards, including prepaid and postpaid plans - Track expected costs, actual bills, top-up cycles, and payment dates - Maintain a device library and see which number is used on which device - Record bound services to avoid missing important accounts when changing numbers - View upcoming top-up, payment, and contract reminders on the Today page - Customize carrier and service icons - Optionally sync data across your devices using your private iCloud database - Export and restore local backups eSIMWallet does not provide telecom services and does not sell SIM or eSIM plans. All data is entered and managed by the user for personal organization and reminders.
Lux Light Meter
Measure ambient light levels with your iPhone. Get real-time lux and foot-candle readings, with specialized modes for photography and plant care. Track light history and calibrate for accuracy.
- Ambient light metering (lux/fc)
- Photography exposure suggestions
- Plant light (PPFD/DLI) estimation
- Continuous measurement and history
- Optional meter calibration
- Privacy-friendly local storage
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Lux Light Meter: Illuminance A practical lux and illuminance meter for iPhone. Measure ambient light in seconds, check if a room is bright enough for study, work, or home use, and get helpful exposure and plant-lighting guidance when you need it. Core metering works offline. Key Features: Ambient light metering - Live lux / fc readings with scene targets that tell you if the light is too dim, about right, or too bright — plus simple tips to adjust Photography mode (Pro) - Aperture- or shutter-priority suggestions with ISO and exposure compensation so you can dial in exposure faster Plant mode (Pro) - Estimate PPFD and DLI for common houseplants, with light source and daily photoperiod options Continuous measure & history - Save single readings, track how light changes over time, and review min, average, and max values Optional calibration - Fine-tune against a trusted meter; Pro saves separate factors for the front and rear cameras Units & privacy-friendly storage - Switch between lux and fc; your measurements stay on your device How to Use: Open the app, allow camera access, and point your iPhone at the area you want to measure. Switch between Environment, Photography, and Plant modes, then save a reading or run a continuous measurement when you need a longer sample. Subscription Options: * Weekly and yearly subscriptions, plus a lifetime purchase * Payment will be charged to your Apple ID account * Subscriptions renew automatically within 24 hours before the current period ends * Manage or cancel anytime in your Account Settings Clearer readings. Better light decisions. Terms of Use: https://lightmeter.xzonesoft.com/terms.html Privacy Policy: https://lightmeter.xzonesoft.com/privacy.html Contact Us: support@xzonesoft.com
Screenshots
Verdict
The clearest difference is in-app purchases: eSIMWallet at none against Lux Light Meter's 3. Lux Light Meter's advantage is ratings volume (5 vs 1). On price, rating, review sentiment and update cadence 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. Lux Light Meter sells 3 in-app purchases, starting at $1.99 per 7 days. eSIMWallet asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for eSIMWallet against 5.0 for Lux Light Meter. That said, the two scores are not equally well evidenced: Lux Light Meter has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
eSIMWallet ships an update every 9 days, Lux Light Meter fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | eSIMWallet | Lux Light Meter |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (5 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 5 — better |
| Update frequency | Every 9 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 17 — better |
| Further details — not scored | ||
| Size | 10 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 建荣 张 | 灿耿 陈 |
Customer experience
eSIMWallet
Lux Light Meter
In-app purchases
eSIMWallet
No in-app purchases
Lux Light Meter
- Weekly Access$1.997 Days
- Annual Subscription$7.991 Year
- Lifetime Access$12.99









