# 差旅记账 vs Zero Debt

The clearest difference is in-app purchases: 差旅记账 at none against Zero Debt's 4. 差旅记账 also leads on iOS requirement (15.0 vs 17.0). Zero Debt's advantage is update cadence (every 3 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Zero Debt sells 4 in-app purchases, starting at $3.49 per month. 差旅记账 asks for nothing beyond the download.

差旅记账 ships an update every 5 weeks, Zero Debt every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | 差旅记账 | Zero Debt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Size | 23 MB | 16 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Henan Xi Meng Nai Kang Network Technology Co.,Ltd.](https://appshunter.io/developer/6787092981) | [Sardor Akbarov](https://appshunter.io/developer/6780028842) |

## What reviewers say

### 差旅记账

[App page](https://appshunter.io/ios/app/id6796729623)

**In-app purchases:** none


### Zero Debt

[App page](https://appshunter.io/ios/app/zero-debt-payoff-planner/id6797665696)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Pro Monthly | $3.49 | per month |
| Zero Pro Monthly | $4.99 | per month |
| Zero Pro | $39.99 | per year |
| Zero Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is 差旅记账 free?

差旅记账 is free to download, with no in-app purchases.

### Is Zero Debt free?

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

### Do 差旅记账 or Zero Debt have ads?

Neither 差旅记账 nor Zero Debt shows ads.

### Which is updated more often, 差旅记账 or Zero Debt?

差旅记账 ships an update every 5 weeks, and Zero Debt every 3 days. Most recently, 差旅记账 was updated on October 24, 2026 and Zero Debt on October 24, 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.*