# TAX3.3 vs 4대보험계산기

The clearest difference is review sentiment: 4대보험계산기 at 100% against TAX3.3's 0%. TAX3.3's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TAX3.3 ships an update every 2 months, 4대보험계산기 every 3 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TAX3.3 | 4대보험계산기 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 34 MB | 38 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Taewook Yang](https://appshunter.io/developer/1493649391) | [Seulki Eom](https://appshunter.io/developer/1718927408) |

## What reviewers say

### TAX3.3

[App page](https://appshunter.io/ios/app/tax33/id1493649392)

This app helps financial agents and instructors estimate their annual taxes. Input income and dependent information to calculate potential tax liabilities and explore tax-saving strategies. Prepare for tax season by predicting your tax amount in real-time.

**Highlights:** Estimate annual taxes, Input income and dependent information, Calculate tax liabilities, Explore tax-saving strategies, Real-time tax prediction, Tax calculation explanations

**Features:** macOS Compatibility

**In-app purchases:** none


### 4대보험계산기

[App page](https://appshunter.io/ios/app/4-4/id6502225480)

Easily calculate mandatory social insurance premiums for both employees and employers. Input basic salary information to quickly determine contributions for national pension, health insurance, long-term care insurance, and employment insurance.

**Highlights:** Employee social insurance calculation, Employer social insurance calculation, National pension calculation, Health insurance calculation, Long-term care insurance calculation, Employment insurance calculation, Industrial accident insurance calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is TAX3.3 free?

TAX3.3 is free to download, with no in-app purchases.

### Is 4대보험계산기 free?

4대보험계산기 is free to download, with no in-app purchases.

### Do TAX3.3 or 4대보험계산기 have ads?

4대보험계산기 shows ads; TAX3.3 does not.

### Which is updated more often, TAX3.3 or 4대보험계산기?

TAX3.3 ships an update every 2 months, and 4대보험계산기 every 3 months. Most recently, TAX3.3 was updated on October 20, 2026 and 4대보험계산기 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.*