# 인천e음 vs Salty

The clearest difference is ads: Salty at none against 인천e음's shown. Salty also leads on update cadence (every 4 days vs every 3 weeks). 인천e음's advantage is iOS requirement (15.0 vs 17.0). On price, 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.

인천e음 ships an update every 3 weeks, Salty every 4 days. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 인천e음 | Salty |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (11 ratings)](https://appshunter.io/ios/app/e/id1383589803/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 67.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 230 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KONA I CO., LTD](https://appshunter.io/developer/1161985923) | [Eui-Gyom Kim](https://appshunter.io/developer/1249633072) |

## What reviewers say

### 인천e음

[App page](https://appshunter.io/ios/app/e/id1383589803)

This app offers a unique mobile and IC card-based electronic gift certificate for regional economic revitalization. It allows users to easily apply for, charge, and use the card at various local merchants, while also providing access to linked services and income tax benefits.

**Highlights:** Mobile and IC card electronic gift certificate, Regional economic revitalization, Linked services (taxi, delivery, shopping), Easy card application and delivery, Simple charging and balance checks, Income tax deduction benefits

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

**In-app purchases:** none


### Salty

[App page](https://appshunter.io/ios/app/salty-simple-expense-tracker/id6795398710)

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

**In-app purchases:** none


## Frequently asked questions

### Is 인천e음 free?

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

### Is Salty free?

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

### Do 인천e음 or Salty have ads?

인천e음 shows ads; Salty does not.

### Which is updated more often, 인천e음 or Salty?

인천e음 ships an update every 3 weeks, and Salty every 4 days. Most recently, 인천e음 was updated on October 21, 2026 and Salty on October 11, 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.*