# Seismoviewer vs CryptoText

The clearest difference is ads: Seismoviewer at none against CryptoText's shown. CryptoText's advantage is update cadence (every 2 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Seismoviewer ships an update every 4 months, CryptoText every 2 days. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Seismoviewer | CryptoText |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/seismoviewer/id6758437882/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 1 MB | 4 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [HyeongRae Jo](https://appshunter.io/developer/1872940735) | [YIGIT ARSLAN](https://appshunter.io/developer/1891433026) |

## What reviewers say

### Seismoviewer

[App page](https://appshunter.io/ios/app/seismoviewer/id6758437882)

This tool helps you monitor and analyze everyday vibrations from various sources like appliances, footsteps, or industrial equipment. It displays vibration magnitude, trends, and characteristics using your smartphone's accelerometer. All data processing is done locally on your device.

**Highlights:** Identify and analyze everyday vibrations, Monitor vibration magnitude, trends, and characteristics, Utilizes smartphone accelerometer, Local data processing on device, Suitable for household, industrial, and lab environments

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

**In-app purchases:** none


### CryptoText

[App page](https://appshunter.io/ios/app/cryptotext-text-encryptor/id6761781538)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Seismoviewer free?

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

### Is CryptoText free?

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

### Do Seismoviewer or CryptoText have ads?

CryptoText shows ads; Seismoviewer does not.

### Which is updated more often, Seismoviewer or CryptoText?

Seismoviewer ships an update every 4 months, and CryptoText every 2 days. Most recently, Seismoviewer was updated on October 11, 2026 and CryptoText on October 18, 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.*