# gramwon vs NDNS

The clearest difference is price: gramwon at Free against NDNS's $1.99. gramwon also leads on iOS requirement (14.0 vs 17.0). NDNS's advantage is update cadence (every 10 days vs every 33 months) and chart position (#165 vs unranked). On ads, in-app purchases and device support there is nothing between them.

gramwon is free to download; NDNS costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

gramwon ships an update every 33 months, NDNS every 10 days. The most recent releases landed on September 28, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | gramwon | NDNS |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ndns/id6461213251/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 10 days** |
| Monetization | — | Paid |
| Best chart rank | — | **#165** |
| Size | 75 MB | 2 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JUNSOO JUNG](https://appshunter.io/developer/1557416741) | [Yeonju Choi](https://appshunter.io/developer/1657082904) |

## What reviewers say

### gramwon

[App page](https://appshunter.io/ios/app/gramwon/id1557416739)

**Features:** Vision Pro support

**In-app purchases:** none


### NDNS

[App page](https://appshunter.io/ios/app/ndns/id6461213251)

**Currently charting:** #165 Top Paid · Shopping (US App Store)

This Safari extension helps users identify sponsored content when searching for product reviews. It filters out posts that are paid promotions, aiming to assist with more rational purchasing decisions. While not perfect, it strives to provide a clearer view of genuine user experiences.

**Highlights:** Filters sponsored content in Naver search, Works within Naver Place reviews, Identifies paid blog posts, Aids rational purchasing decisions, Safari extension functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is gramwon free?

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

### Is NDNS free?

NDNS costs $1.99, with no in-app purchases.

### Do gramwon or NDNS have ads?

Neither gramwon nor NDNS shows ads.

### Which is updated more often, gramwon or NDNS?

gramwon ships an update every 33 months, and NDNS every 10 days. Most recently, gramwon was updated on September 28, 2026 and NDNS on October 6, 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.*