# 房贷计算器 vs DisciplineTree

The clearest difference is in-app purchases: 房贷计算器 at none against DisciplineTree's 3. 房贷计算器 also leads on iOS requirement (9.0 vs 13.0). DisciplineTree's advantage is update cadence (every 6 weeks vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. DisciplineTree sells 3 in-app purchases, starting at $0.99 per month. 房贷计算器 asks for nothing beyond the download.

房贷计算器 ships an update every 16 months, DisciplineTree every 6 weeks. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 房贷计算器 | DisciplineTree |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 59 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai yunxuan Information Technology Co., Ltd](https://appshunter.io/developer/1547222085) | [Chengdu Weicao Youfang Technology Co., Ltd.](https://appshunter.io/developer/1777991470) |

## What reviewers say

### 房贷计算器

[App page](https://appshunter.io/ios/app/lpr/id1564729319)

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

**In-app purchases:** none


### DisciplineTree

[App page](https://appshunter.io/ios/app/disciplinetree/id6748814592)

This app helps you build positive habits, break bad ones, and track your progress towards personal growth. It uses a tree metaphor to visualize your journey, encouraging daily check-ins and self-reflection to foster self-discipline and achieve your goals.

**Highlights:** Cultivate positive habits, Break bad habits, Daily check-ins and goal streaks, Set clear intentions and achieve goals, Behavior journal for self-reflection, Visualize growth journey

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $0.99 | per month |
| Annual Membership | $2.99 | per year |
| Lifetime Membership | $3.99 | one-time |


## Frequently asked questions

### Is 房贷计算器 free?

房贷计算器 is free to download, with no in-app purchases.

### Is DisciplineTree free?

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

### Do 房贷计算器 or DisciplineTree have ads?

Neither 房贷计算器 nor DisciplineTree shows ads.

### Which is updated more often, 房贷计算器 or DisciplineTree?

房贷计算器 ships an update every 16 months, and DisciplineTree every 6 weeks. Most recently, 房贷计算器 was updated on September 30, 2026 and DisciplineTree on October 10, 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.*