# 스마트 위택스 vs ESRM 2.0

The clearest difference is update cadence: ESRM 2.0 at every 9 days against 스마트 위택스's every 2 months. On price, ads, 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.

스마트 위택스 ships an update every 2 months, ESRM 2.0 every 9 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 스마트 위택스 | ESRM 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (25 ratings)](https://appshunter.io/ios/app/id888585740/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 66 MB | 72 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [행정안전부](https://appshunter.io/developer/431558537) | [Etners Co.,Ltd](https://appshunter.io/developer/1032581385) |

## What reviewers say

### 스마트 위택스

[App page](https://appshunter.io/ios/app/id888585740)

Manage local tax services on your mobile device. Submit tax declarations, apply for payment plans, make payments, and request tax certificates. Requires personal authentication, with options for certificate import from PC or guest access.

**Highlights:** Tax declarations (acquisition, registration, income), Payment applications (auto-pay, installment plans), Tax payment and history lookup, Refund applications, Tax certificate issuance, Delegation management, Camera access for document verification

**In-app purchases:** none


### ESRM 2.0

[App page](https://appshunter.io/ios/app/esrm-20/id6535677995)

**In-app purchases:** none


## Frequently asked questions

### Is 스마트 위택스 free?

스마트 위택스 is free to download, with no in-app purchases.

### Is ESRM 2.0 free?

ESRM 2.0 is free to download, with no in-app purchases.

### Do 스마트 위택스 or ESRM 2.0 have ads?

Neither 스마트 위택스 nor ESRM 2.0 shows ads.

### Which is updated more often, 스마트 위택스 or ESRM 2.0?

스마트 위택스 ships an update every 2 months, and ESRM 2.0 every 9 days. Most recently, 스마트 위택스 was updated on October 29, 2026 and ESRM 2.0 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.*