益电宝 vs How Long Left
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
益电宝
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益电宝是一款由四川万益能源科技有限公司开发的针对工商业用户的用电管理软件，通过数据监测、统计、分析等功能，帮助用户及时了解自身用电情况，发现用电异常，提升用电管理水平，实现节能降耗。 【实时监测】 随时随地查看企业实时用电及运行情况，保证用电安全 【统计分析】 年月日多维度用电数据对比分析，方便快捷的发现用电异常并加以管理 【精准预测】 基于大数据挖掘技术提供精准用电预测，帮助企业提前做好用能规划
How Long Left
This app helps you visualize the time remaining for your calendar events. It offers a Today Widget, Siri integration, and an Apple Watch app for convenient access. Receive notifications for upcoming events and customize your watch face with countdown complications.
- Countdown calendar events
- Today Widget integration
- Siri integration
- Apple Watch app
- Time remaining notifications
- Apple Watch complications
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How Long Left is a simple app that helps you manage your time by displaying the time remaining of current calendar events. It also includes a Today Widget, Siri integration, and an Apple Watch app, time remaining notifications, and more. There is also an Apple Watch complication that, with an in-app purchase, can display a countdown for current and upcoming events.
Screenshots
Verdict
The clearest difference is in-app purchases: 益电宝 at none against How Long Left's 4. 益电宝 also leads on update cadence (every 2 months vs every 4 months). How Long Left's advantage is device support (4 vs 2). On price, ads 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. How Long Left sells 4 one-off in-app purchases. 益电宝 asks for nothing beyond the download.
益电宝 ships an update every 2 months, How Long Left every 4 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | 益电宝 | How Long Left |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.8 (40 ratings) — better |
| Positive reviews | — | 58.5% of reviews |
| Number of ratings | — | 40 — better |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 30 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | 四川万益能源科技有限公司 | Ryan Kontos |
In-app purchases
益电宝
No in-app purchases
How Long Left
- How Long Left Widget$1.99
- Premium Watch Complication$4.99
- Legacy Pro Lifetime$39.99
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- How Long Left Pro (Lifetime)$49.99
