# 学霸拯救地球 vs PlanBits

The clearest difference is update cadence: PlanBits at weekly against 学霸拯救地球's every 2 weeks. 学霸拯救地球's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. 学霸拯救地球 sells 3 in-app purchases, starting at $0.99 per month and PlanBits sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

学霸拯救地球 ships an update every 2 weeks, PlanBits weekly. The most recent releases landed on October 23, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 学霸拯救地球 | PlanBits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (158 ratings)](https://appshunter.io/ios/app/id660145674/reviews)** | — |
| Number of ratings | **158** | — |
| Positive reviews | 95.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 148 MB | 70 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Zhongbao Zhang](https://appshunter.io/developer/890712456) | [Flying Fish Mart Technology Co.,Ltd.](https://appshunter.io/developer/1674548259) |

## What reviewers say

### 学霸拯救地球

[App page](https://appshunter.io/ios/app/id660145674)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 按月订阅 | $0.99 | per month |
| 按年订阅 | $2.99 | per year |
| 永久购买 | $3.99 | one-time |


### PlanBits

[App page](https://appshunter.io/ios/app/planbits-goal-tracker/id6759017738)

This AI-powered app helps you break down overwhelming tasks into manageable steps. It offers guided focus modes, tracks your progress, and provides insights into your productivity style to help you achieve your goals.

**Highlights:** AI-powered task breakdown, Guided focus mode, Productivity style insights, Seamless goal tracking, Visual progress tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Quarterly | $3.99 | per 3 months |
| Annual | $14.99 | per year |


## Frequently asked questions

### Is 学霸拯救地球 free?

学霸拯救地球 is free to download, with in-app purchases available.

### Is PlanBits free?

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

### Do 学霸拯救地球 or PlanBits have ads?

Neither 学霸拯救地球 nor PlanBits shows ads.

### Which is updated more often, 学霸拯救地球 or PlanBits?

学霸拯救地球 ships an update every 2 weeks, and PlanBits weekly. Most recently, 学霸拯救地球 was updated on October 23, 2026 and PlanBits on October 5, 2026.

---

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