# 精力快充 vs 闪念Spark

The clearest difference is iOS requirement: 精力快充 at 17.0 against 闪念Spark's 26.0. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 精力快充 sells 4 in-app purchases, starting at $0.99 per month and 闪念Spark sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

精力快充 ships an update fortnightly, 闪念Spark every 8 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | 精力快充 | 闪念Spark |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 95.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 43 MB | 2 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [洋贝 赵](https://appshunter.io/developer/1878243877) | [Weiqing Lin](https://appshunter.io/developer/6811265748) |

## What reviewers say

### 精力快充

[App page](https://appshunter.io/ios/app/id6759366304)

Manage your energy levels to improve focus and productivity. Schedule tasks based on your energy type and intensity, and utilize science-backed recovery methods. Track your energy fluctuations and task completion with data-driven insights.

**Highlights:** Task scheduling by energy level, Scientific energy recovery plans, Energy scoring and insights, Goal breakdown with behavior model, Widget for quick actions, Pomodoro and deep focus timer

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 精力快充月度会员 | $0.99 | per month |
| 精力快充季度会员 | $2.99 | per 3 months |
| 精力快充年度会员 | $6.99 | per year |
| 精力快充永久Pro会员 | $9.99 | one-time |


### 闪念Spark

[App page](https://appshunter.io/ios/app/spark/id6811265746)

Capture fleeting thoughts instantly with voice or text. This app prioritizes speed and simplicity, offering offline transcription and seamless export to Obsidian. Enhance your notes with AI-powered text refinement.

**Highlights:** Instant voice recording and transcription, Offline transcription on device, Lock screen widget for quick capture, Automatic saving, Full-text search, Export to Obsidian (Markdown), AI-powered text refinement (in-app purchase)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spark Notes | $2.99 | one-time |


## Frequently asked questions

### Is 精力快充 free?

精力快充 is free to download, with in-app purchases available.

### Is 闪念Spark free?

闪念Spark is free to download, with in-app purchases available.

### Do 精力快充 or 闪念Spark have ads?

Neither 精力快充 nor 闪念Spark shows ads.

### Which is updated more often, 精力快充 or 闪念Spark?

精力快充 ships an update fortnightly, and 闪念Spark every 8 days. Most recently, 精力快充 was updated on October 31, 2026 and 闪念Spark on October 31, 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.*