The vs Solar Radar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The
Manage your financial and welfare services from the Korean Teachers' Credit Union in one app. Access long-term savings plans, submit insurance claims, and apply for welfare programs.
- Long-term savings plan enrollment
- Insurance claim submission
- Welfare service application
- Financial management
- Welfare program access
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한국교직원공제회 금융 및 복지업무를 앱 하나로. 장기저축급여 가입, 보험금 청구, The-K행복서비스 신청까지
Solar Radar
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The essential market price monitor, revenue calculator, and community for solar power plant operators in Korea. Solar Radar shows the latest collected SMP (System Marginal Price) and REC (Renewable Energy Certificate) market prices with their reference dates, helping solar energy producers review revenue estimates and market trends. [ KEY FEATURES ] Latest SMP & REC Prices Regularly collected from official Korea Power Exchange (KPX) and EPSIS sources. Check each reference date and track mainland and Jeju island SMP separately. Up to 5 Years of Price History View SMP and REC price trends across 1 month, 3 months, 1 year, or 5 years. Drag the chart to scrub through history with a crosshair and haptic feedback. Revenue Calculator Enter capacity, REC weighting, and efficiency to get instant daily, monthly, and annual revenue estimates at current market rates. Plant Management Register your solar plants and see generation output, revenue, and payback rate at a glance. Policy & Announcements Browse renewable energy subsidies, REC weighting changes, and government programs by category. D-day badges highlight upcoming deadlines. Market Alerts When you opt in, receive push notifications for notable SMP and REC price changes. Solar Producer Community Share insights with fellow plant operators. Full posts, comments, replies, likes, report/block, and user profiles. Activity earns you levels from Seed all the way to Solar King. [ DATA SOURCES ] SMP: EPSIS (Electric Power Statistics Information System) - official daily averages REC: Public Data Portal - Korea Power Exchange spot market API Run your solar business smarter with Solar Radar.
Screenshots
Verdict
The clearest difference is update cadence: Solar Radar at daily against The's every 2 months. The's advantage is device support (3 vs 1) and iOS requirement (14.3 vs 16.4). On price, ads and in-app purchases 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.
The ships an update every 2 months, Solar Radar daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | The | Solar Radar |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 5.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.3 — better | 16.4 |
| Further details — not scored | ||
| Size | 53 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | KTCU | Choi Tae Ho |
In-app purchases
The
No in-app purchases
Solar Radar
No in-app purchases
