# 益电宝 vs How Long Left

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.

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.

## The numbers

| Metric | 益电宝 | How Long Left |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (40 ratings)](https://appshunter.io/ios/app/how-long-left/id1450603293/reviews)** |
| Number of ratings | — | **40** |
| Positive reviews | — | 58.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 27 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [四川万益能源科技有限公司](https://appshunter.io/developer/1196619615) | [Ryan Kontos](https://appshunter.io/developer/1388832965) |

## What reviewers say

### 益电宝

[App page](https://appshunter.io/ios/app/id1434796500)

**Features:** macOS Compatibility

**In-app purchases:** none


### How Long Left

[App page](https://appshunter.io/ios/app/how-long-left/id1450603293)

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.

**Highlights:** Countdown calendar events, Today Widget integration, Siri integration, Apple Watch app, Time remaining notifications, Apple Watch complications

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| How Long Left Widget | $1.99 | one-time |
| Premium Watch Complication | $4.99 | one-time |
| Legacy Pro Lifetime | $39.99 | one-time |
| How Long Left Pro (Lifetime) | $49.99 | one-time |


## Frequently asked questions

### Is 益电宝 free?

益电宝 is free to download, with no in-app purchases.

### Is How Long Left free?

How Long Left is free to download, with in-app purchases available.

### Do 益电宝 or How Long Left have ads?

Neither 益电宝 nor How Long Left shows ads.

### Which is updated more often, 益电宝 or How Long Left?

益电宝 ships an update every 2 months, and How Long Left every 4 months. Most recently, 益电宝 was updated on October 26, 2026 and How Long Left on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*