# Graycode vs 全国行政区划信息查询平台

The clearest difference is price: 全国行政区划信息查询平台 at Free against Graycode's $2.99. 全国行政区划信息查询平台 also leads on rating (5.0 vs 3.0) and update cadence (monthly vs every 10 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

全国行政区划信息查询平台 is free to download; Graycode costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

全国行政区划信息查询平台 holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Graycode ships an update every 10 months, 全国行政区划信息查询平台 monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Graycode | 全国行政区划信息查询平台 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/graycode/id548428653/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1163593931/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | Paid | — |
| Size | 2 MB | 58 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duo Pisceses, Inc.](https://appshunter.io/developer/850707063) | [Sinomaps Press](https://appshunter.io/developer/537128414) |

## What reviewers say

### Graycode

[App page](https://appshunter.io/ios/app/graycode/id548428653)

This utility converts numbers between decimal, hexadecimal, binary, and Gray code formats. Changes to one value automatically update the others, making it a convenient tool for engineers. It also features an animated demonstration of the Tower of Hanoi puzzle.

**Highlights:** Decimal, hex, binary, Gray code conversion, Real-time updates, Handy calculator for engineers, Animated Tower of Hanoi solution, Supports iPhone, iPad, iPod

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

**In-app purchases:** none


### 全国行政区划信息查询平台

[App page](https://appshunter.io/ios/app/id1163593931)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Graycode free?

Graycode costs $2.99, with no in-app purchases.

### Is 全国行政区划信息查询平台 free?

全国行政区划信息查询平台 is free to download, with no in-app purchases.

### Which has better reviews, Graycode or 全国行政区划信息查询平台?

全国行政区划信息查询平台 is rated higher. Graycode averages 3.0 out of 5 from 2 ratings, while 全国行政区划信息查询平台 averages 5.0 from 2 ratings.

### Do Graycode or 全国行政区划信息查询平台 have ads?

Neither Graycode nor 全国行政区划信息查询平台 shows ads.

### Which is updated more often, Graycode or 全国行政区划信息查询平台?

Graycode ships an update every 10 months, and 全国行政区划信息查询平台 monthly. Most recently, Graycode was updated on November 1, 2026 and 全国行政区划信息查询平台 on November 2, 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.*