# 河川地図 vs 河川カメラ RiverPulse

The clearest difference is price: 河川カメラ RiverPulse at Free against 河川地図's $1.99. 河川カメラ RiverPulse also leads on update cadence (monthly vs every 15 months). 河川地図's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

河川カメラ RiverPulse is free to download; 河川地図 costs $1.99 up front. 河川カメラ RiverPulse sells 3 one-off in-app purchases. 河川地図 asks for nothing beyond the download.

河川地図 ships an update every 15 months, 河川カメラ RiverPulse monthly. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 河川地図 | 河川カメラ RiverPulse |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Monthly** |
| Size | 47 MB | 101 MB |
| Requires iOS | **11.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Masahiro Tomosada](https://appshunter.io/developer/1587710118) | [hidehiko aihara](https://appshunter.io/developer/1178520609) |

## What reviewers say

### 河川地図

[App page](https://appshunter.io/ios/app/id1644566839)

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

**In-app purchases:** none


### 河川カメラ RiverPulse

[App page](https://appshunter.io/ios/app/riverpulse/id6787630906)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee (Regular) | $0.49 | one-time |
| Coffee (Large) | $1.99 | one-time |
| Cake Set | $5.99 | one-time |


## Frequently asked questions

### Is 河川地図 free?

河川地図 costs $1.99, with no in-app purchases.

### Is 河川カメラ RiverPulse free?

河川カメラ RiverPulse is free to download, with in-app purchases available.

### Do 河川地図 or 河川カメラ RiverPulse have ads?

河川カメラ RiverPulse shows ads; 河川地図 does not.

### Which is updated more often, 河川地図 or 河川カメラ RiverPulse?

河川地図 ships an update every 15 months, and 河川カメラ RiverPulse monthly. Most recently, 河川地図 was updated on September 24, 2026 and 河川カメラ RiverPulse on September 23, 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.*