SEM vs LTA App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SEM
This utility app monitors your household power consumption in real-time, providing historical data and comparisons to help you save on electricity bills. It supports managing multiple devices and customizing electricity fee calculations.
- Real-time power usage monitoring
- Historical energy use tracking
- Second-to-second, day-to-day, week-to-week, month-to-month, and year-to-year comparisons
- Electricity fee gradient calculation
- Customizable fee templates
- Multiple device management
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SEM‑Meter is a smart energy monitor that installs directly in your power distribution box. It continuously tracks your household electricity consumption and delivers real‑time usage data straight to you—so you always know exactly what’s drawing power. Beyond live monitoring, SEM‑Meter offers powerful insights to help you manage energy more intelligently: Historical analysis – Review past usage patterns and identify conservation opportunities. Multi‑timeframe comparisons – Compare consumption second by second, day by day, week by week, month by month, and year over year. Bill savings – With clear visibility into your habits, you can make informed changes that lower your monthly electricity costs. Customizable tariff calculator – Includes a built‑in electricity fee gradient template, fully adjustable to match your local rate structure. Multi‑device management – Add and bind multiple SEM‑Meters to a single account, enabling unified monitoring and control across multiple properties or expanded setups. Whether you're an eco‑conscious homeowner or managing a growing portfolio, SEM‑Meter gives you the data and flexibility to take full command of your energy future.
LTA App
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LTA – Learn Through Action A clean, focused awareness hub. Read articles and watch videos about important topics — all in one place. How it works Simply open the app and browse. No accounts, no registration, no extra steps. All content is published by the app administrator, so you always see high‑quality, relevant material. Features Subject filters to quickly find what matters to you. Image and video support for engaging learning. Simple, distraction‑free layout. Works on phones and tablets. Why LTA? Because awareness is the first step toward action. Whether you want to understand eco‑anxiety, learn about algorithmic fairness, or discover daily mindfulness techniques, LTA delivers trustworthy content without clutter. Updates New awareness posts are added regularly by the administrator. Check back often for fresh perspectives. LTA – Learn through action, one article at a tim
Screenshots
Verdict
The clearest difference is update cadence: SEM at every 2 weeks against LTA App's every 5 months. LTA App's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
SEM ships an update every 2 weeks, LTA App every 5 months. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.
| Parameter | SEM | LTA App |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (11 ratings) — better | — |
| Positive reviews | 37.5% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 2 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 31 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | Hangzhou Dashi Wisdom Technology Co., Ltd. | Abed Mahfouz |
In-app purchases
SEM
No in-app purchases
LTA App
No in-app purchases









