# TRONA 트로나 vs ETF 편입알리미

The clearest difference is update cadence: ETF 편입알리미 at weekly against TRONA 트로나's every 3 weeks. 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.

TRONA 트로나 ships an update every 3 weeks, ETF 편입알리미 weekly. The most recent releases landed on October 8, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | TRONA 트로나 | ETF 편입알리미 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 100 MB | 26 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [ZENITH MERCHANT SOLUTIONS INC.](https://appshunter.io/developer/1878592914) | [YoungKi Lyu](https://appshunter.io/developer/1709615292) |

## What reviewers say

### TRONA 트로나

[App page](https://appshunter.io/ios/app/trona/id6759438965)

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

**In-app purchases:** none


### ETF 편입알리미

[App page](https://appshunter.io/ios/app/etf/id6761328870)

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

**In-app purchases:** none


## Frequently asked questions

### Is TRONA 트로나 free?

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

### Is ETF 편입알리미 free?

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

### Do TRONA 트로나 or ETF 편입알리미 have ads?

Neither TRONA 트로나 nor ETF 편입알리미 shows ads.

### Which is updated more often, TRONA 트로나 or ETF 편입알리미?

TRONA 트로나 ships an update every 3 weeks, and ETF 편입알리미 weekly. Most recently, TRONA 트로나 was updated on October 8, 2026 and ETF 편입알리미 on September 28, 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.*