# 脸疼 vs DuoDo

The clearest difference is rating: DuoDo at 4.7 against 脸疼's 3.9. DuoDo also leads on review sentiment (74% vs 33%) and update cadence (fortnightly vs monthly). 脸疼's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 脸疼 sells 9 one-off in-app purchases and DuoDo sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

DuoDo holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 7 and 31 respectively. Written reviews point the same way: 33% of 脸疼's written reviews are positive against 74% of DuoDo's.

脸疼 ships an update monthly, DuoDo fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 脸疼 | DuoDo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/flag/id1488289635/reviews) | **[4.7 (31 ratings)](https://appshunter.io/ios/app/duodoai-calendar-and-task-planner/id6738073645/reviews)** |
| Number of ratings | 7 | **31** |
| Positive reviews | 33.3% of reviews | **73.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 65 MB | 121 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Nanjing Stonecutter Network Technology Co., Ltd.](https://appshunter.io/developer/1476255812) | [2.5 HK LIMITED](https://appshunter.io/developer/1772881024) |

## What reviewers say

### 脸疼

[App page](https://appshunter.io/ios/app/flag/id1488289635)

This app helps you set and track personal goals, from self-discipline to fun challenges. It allows you to create your own 'flags' or observe others, offering encouragement and potential rewards for successful completion. It's a platform for accountability and motivation.

**Highlights:** Set personal goals (flags), Track self-discipline and challenges, Observe and support others' goals, Earn rewards for successful completion, Community-based motivation, Financial incentives for challenges

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 42打赏币 | $0.99 | one-time |
| 85打赏币 | $1.99 | one-time |
| 月费高级会员 | $2.99 | one-time |
| 222打赏币 | $3.99 | one-time |
| 288打赏币 | $5.99 | one-time |
| 季费高级会员 | $7.99 | one-time |
| 480打赏币 | $9.99 | one-time |
| 696打赏币 | $14.99 | one-time |
| 年费高级会员 | $22.99 | one-time |


### DuoDo

[App page](https://appshunter.io/ios/app/duodoai-calendar-and-task-planner/id6738073645)

This AI-powered productivity app helps you manage tasks and plan your schedule. It offers collaborative features for shared lists and goal tracking with friends, family, or partners. The app uses natural language input to create tasks and provides visual progress reports.

**Highlights:** AI natural-language task creation, Multiplayer task management with friends, Customizable checklists and subtasks, Visual progress tracking and weekly reports, Habit tracking and countdown reminders, Integrated calendar and planner

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DuoDo Premium Monthly | $4.99 | per month |
| DuoDo Premium (Yearly) | $28.99 | per year |
| DuoDo Premium Yearly | $28.99 | per year |
| DuoDo Premium Lifetime SOLO | $39.00 | one-time |
| DuoDo Premium Lifetime | $68.99 | one-time |
| DuoDo Premium Lifetime GROUP | $98.99 | one-time |


## Frequently asked questions

### Is 脸疼 free?

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

### Is DuoDo free?

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

### Which has better reviews, 脸疼 or DuoDo?

DuoDo is rated higher. 脸疼 averages 3.9 out of 5 from 7 ratings, while DuoDo averages 4.7 from 31 ratings.

### Do 脸疼 or DuoDo have ads?

Neither 脸疼 nor DuoDo shows ads.

### Which is updated more often, 脸疼 or DuoDo?

脸疼 ships an update monthly, and DuoDo fortnightly. Most recently, 脸疼 was updated on November 3, 2026 and DuoDo 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.*