# 环日OA vs 个人所得税计算器

The clearest difference is in-app purchases: 环日OA at none against 个人所得税计算器's 6. 个人所得税计算器's advantage is update cadence (every 3 months vs every 22 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 个人所得税计算器 sells 6 in-app purchases, starting at $0.99 per 7 days. 环日OA asks for nothing beyond the download.

环日OA ships an update every 22 months, 个人所得税计算器 every 3 months. The most recent releases landed on November 7, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | 环日OA | 个人所得税计算器 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 3 months** |
| Monetization | — | Freemium |
| Size | 35 MB | 34 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shandong Huaxin Liquidation&Restructuring Group Co.,Ltd](https://appshunter.io/developer/1308102046) | [GroundedClimb Technology Limited](https://appshunter.io/developer/6789134466) |

## What reviewers say

### 环日OA

[App page](https://appshunter.io/ios/app/oa/id1536890805)

**In-app purchases:** none


### 个人所得税计算器

[App page](https://appshunter.io/ios/app/ai/id6740768622)

This app calculates personal income tax, offers AI-powered tax refund estimations, and includes a currency converter with real-time rates. It also provides cloud storage for tax-related documents.

**Highlights:** Personal income tax calculation for 9 income types, AI-powered tax refund estimation, Cloud storage for tax documents, Multi-currency exchange rate converter, Detailed calculation breakdowns

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 个税新版计算器助手：周度专业版高级权限服务订阅 | $0.99 | per 7 days |
| 个税新版计算器助手：季度专业版高级权限服务订阅 | $3.99 | per 3 months |
| 汇率计算器：高级权限服务周度订阅 | $3.99 | per 7 days |
| 个税汇率计算器：高级权限服务周度订阅 | $4.99 | per 7 days |
| 汇率计算器：高级权限服务季度订阅 | $19.99 | per 3 months |
| 个税汇率计算器：高级权限服务季度订阅 | $29.99 | per 3 months |


## Frequently asked questions

### Is 环日OA free?

环日OA is free to download, with no in-app purchases.

### Is 个人所得税计算器 free?

个人所得税计算器 is free to download, with in-app purchases available.

### Do 环日OA or 个人所得税计算器 have ads?

Neither 环日OA nor 个人所得税计算器 shows ads.

### Which is updated more often, 环日OA or 个人所得税计算器?

环日OA ships an update every 22 months, and 个人所得税计算器 every 3 months. Most recently, 环日OA was updated on November 7, 2026 and 个人所得税计算器 on November 12, 2026.

---

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