# Bunsin vs Cas Pocket Tool

The clearest difference is ads: Bunsin at none against Cas Pocket Tool's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

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

Bunsin ships an update every 5 weeks, Cas Pocket Tool monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Bunsin | Cas Pocket Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bunsin/id1576664899/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 31 MB | 34 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [DataSign Inc.](https://appshunter.io/developer/1463731209) | [BIBO-HQ](https://appshunter.io/developer/1660432513) |

## What reviewers say

### Bunsin

[App page](https://appshunter.io/ios/app/bunsin/id1576664899)

Create unique, disposable email addresses for every online service. Protect your primary inbox from spam, leaks, and tracking by using temporary addresses that forward to your real email. Easily manage and block unwanted messages.

**Highlights:** Generate unlimited temporary email addresses, Forward emails to your main inbox, Detect email leaks and third-party sharing, Block unwanted and suspicious emails, Prevent email tracking, Easy to use and manage

**Features:** macOS Compatibility

**In-app purchases:** none


### Cas Pocket Tool

[App page](https://appshunter.io/ios/app/cas-pocket-tool/id1660432511)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bunsin free?

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

### Is Cas Pocket Tool free?

Cas Pocket Tool is free to download, with no in-app purchases.

### Do Bunsin or Cas Pocket Tool have ads?

Cas Pocket Tool shows ads; Bunsin does not.

### Which is updated more often, Bunsin or Cas Pocket Tool?

Bunsin ships an update every 5 weeks, and Cas Pocket Tool monthly. Most recently, Bunsin was updated on November 3, 2026 and Cas Pocket Tool on November 3, 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.*