# X vs SkiffPlan

The clearest difference is iOS requirement: X at 11.0 against SkiffPlan's 16.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. X sells 2 in-app purchases, starting at $2.99 per year and SkiffPlan sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

X ships an update every 6 days, SkiffPlan every 3 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | X | SkiffPlan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skiffplan/id6479349253/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 3 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 33 MB | 21 MB |
| Requires iOS | **11.0** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [小青 李](https://appshunter.io/developer/1630861725) | [ShenZhen Shidaimi Technology Co.,Ltd](https://appshunter.io/developer/1735670222) |

## What reviewers say

### X

[App page](https://appshunter.io/ios/app/x/id6469417474)

This app helps you manage your time effectively by setting long-term and short-term goals. It utilizes OKR and the time management quadrant theory to organize tasks and track progress, making your life more structured and efficient.

**Highlights:** OKR goal setting, Time management quadrant theory, Task planning and tracking, Calendar view, Progress charts, Life journey log

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| X-生活专业版服务 | $2.99 | per year |
| X-生活·时间管理专业版 | $4.99 | one-time |


### SkiffPlan

[App page](https://appshunter.io/ios/app/skiffplan/id6479349253)

This app helps you manage your schedule, tasks, and habits efficiently. It offers tools like countdown timers, Pomodoro sessions, and calendar integration to boost productivity and goal achievement.

**Highlights:** Schedule management, Habit tracking, Pomodoro timer, Countdown timer, Calendar integration, Chart analysis, iCloud sync

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Quarterly | $7.99 | per 3 months |
| Annual | $17.99 | per year |


## Frequently asked questions

### Is X free?

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

### Is SkiffPlan free?

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

### Do X or SkiffPlan have ads?

Neither X nor SkiffPlan shows ads.

### Which is updated more often, X or SkiffPlan?

X ships an update every 6 days, and SkiffPlan every 3 days. Most recently, X was updated on November 3, 2026 and SkiffPlan on November 4, 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.*