# iShindo vs EQMonitor 地震速報

The clearest difference is rating: EQMonitor 地震速報 at 5.0 against iShindo's 4.0. EQMonitor 地震速報 also leads on review sentiment (89% vs 53%) and update cadence (every 11 days vs every 7 months). iShindo's advantage is in-app purchases (none vs 4). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. EQMonitor 地震速報 sells 4 one-off in-app purchases. iShindo asks for nothing beyond the download.

EQMonitor 地震速報 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews point the same way: 53% of iShindo's written reviews are positive against 89% of EQMonitor 地震速報's.

iShindo ships an update every 7 months, EQMonitor 地震速報 every 11 days. The most recent releases landed on September 13, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | iShindo | EQMonitor 地震速報 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/ishindo-seismic-intensity/id720738431/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/eqmonitor/id6447546703/reviews)** |
| Number of ratings | 3 | **6** |
| Positive reviews | 53.3% of reviews | **89.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 11 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 79 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hakusan Corporation](https://appshunter.io/developer/386745652) | [Ryotaro Onoue](https://appshunter.io/developer/1681712231) |

## What reviewers say

### iShindo

[App page](https://appshunter.io/ios/app/ishindo-seismic-intensity/id720738431)

This app measures earthquake seismic intensity using your iPhone or iPad. It offers multiple measurement scales and automatically records events, allowing for photo capture. Data can be synced across up to 10 devices via iCloud.

**Highlights:** Seismic intensity measurement (JMA, MMI, SI), Automatic earthquake event recording, Photo capture during events, iCloud sync across devices, JMA Seismic Intensity Scale (0-7), Modified Mercalli Intensity Scale (I-XII)

**In-app purchases:** none


### EQMonitor 地震速報

[App page](https://appshunter.io/ios/app/eqmonitor/id6447546703)

Receive timely earthquake and urgent earthquake early warning notifications for Japan. View past earthquake history with a detailed database and see real-time P-wave and S-wave predictions. Access the Strong Motion Monitor for visual earthquake data.

**Highlights:** Earthquake and early warning notifications, Customizable notification conditions by region, View past earthquake history (since 1919), Real-time display of urgent earthquake warnings, P-wave/S-wave arrival and epicenter display, Access to Strong Motion Monitor

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コーヒー | $0.49 | one-time |
| エナジードリンクセット | $1.99 | one-time |
| 美味しい牛肉 | $5.99 | one-time |
| うな重 | $19.99 | one-time |


## Frequently asked questions

### Is iShindo free?

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

### Is EQMonitor 地震速報 free?

EQMonitor 地震速報 is free to download, with in-app purchases available.

### Which has better reviews, iShindo or EQMonitor 地震速報?

EQMonitor 地震速報 is rated higher. iShindo averages 4.0 out of 5 from 3 ratings, while EQMonitor 地震速報 averages 5.0 from 6 ratings.

### Do iShindo or EQMonitor 地震速報 have ads?

Neither iShindo nor EQMonitor 地震速報 shows ads.

### Which is updated more often, iShindo or EQMonitor 地震速報?

iShindo ships an update every 7 months, and EQMonitor 地震速報 every 11 days. Most recently, iShindo was updated on September 13, 2026 and EQMonitor 地震速報 on September 24, 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.*