LogicSystem vs Lux Light Meter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LogicSystem
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LogicSystem puts a true AI agent in your hands—not just a chatbot, but a capable digital worker that plans, executes, and delivers, all inside a fully isolated, privacy-first ecosystem. YOUR OWN AGENTIC AI Create a personal AI agent and give it real work. Logic System agents don't stop at answers—they take action: • Browse the live web and research topics in depth • Write, run, and debug code in a real execution environment • Create documents, reports, and files you can actually use • Break big jobs into steps and work through them autonomously • Delegate long-running tasks to background sub-agents and check back when they're done PERSISTENT MEMORY & PROACTIVE WORK Your agent remembers your projects, preferences, and past conversations across sessions—no re-explaining yourself every time. Schedule recurring tasks, set reminders, and let it keep working while you're away. Results are waiting when you get back. DEDICATED, ISOLATED COMPUTE Every agent runs in its own isolated environment. Your queries, code, and files never touch third-party servers, are never used to train models, and are never shared with anyone. No data mining, no external exposure, no exceptions. NO HIDDEN CONTROL We control and manage powerful open-weight models ourselves—including advanced reasoning models that think through hard problems step by step. You're never subject to the data-mining practices of large tech corporations or governments. ALL-IN-ONE CAPABILITY Drafting policy, debugging code, researching markets, generating images, brainstorming your next product—your agent is a researcher, coder, analyst, and advisor in one platform. MINIMAL SETUP Start working in minutes. No servers to configure, no complex deployments—just instant, reliable AI agents. Logic System is engineered for professionals who demand both cutting-edge agentic capability and uncompromising data security. Download now and put your first AI agent to work.
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: LogicSystem at none against Lux Light Meter's 3. LogicSystem also leads on iOS requirement (15.0 vs 17). On price, update cadence, ads and device support 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. LogicSystem asks for nothing beyond the download.
LogicSystem ships an update every 2 weeks, Lux Light Meter fortnightly. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.
| Parameter | LogicSystem | Lux Light Meter |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 2 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17 |
| Further details — not scored | ||
| Size | 57 MB | 4 MB |
| Age rating | 17+ | 4+ |
| Developer | HST Innovations LLC | 灿耿 陈 |
In-app purchases
LogicSystem
No in-app purchases
Lux Light Meter
- Weekly Access$1.997 Days
- Annual Subscription$7.991 Year
- Lifetime Access$4.99
Questions
Is LogicSystem free?
Is Lux Light Meter free?
Do LogicSystem or Lux Light Meter have ads?
Which is updated more often, LogicSystem or Lux Light Meter?
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