# iSystem vs Adios

The clearest difference is price: iSystem at Free against Adios's $1.99. iSystem also leads on iOS requirement (14.0 vs 16.0). Adios's advantage is device support. On in-app purchases there is nothing between them.

iSystem is free to download; Adios costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | iSystem | Adios |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/adios/id1538188429/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 16 months |
| Monetization | — | Paid |
| Size | 2 MB | 3 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Zack Smith](https://appshunter.io/developer/388860537) | [Sean McNeil](https://appshunter.io/developer/884178100) |

## What reviewers say

### iSystem

[App page](https://appshunter.io/ios/app/isystem/id454947443)

**In-app purchases:** none


### Adios

[App page](https://appshunter.io/ios/app/adios/id1538188429)

Easily remove unwanted calendar events, contacts, photos, and videos from your device. View and select items at a glance, then swipe or tap to delete them in bulk or individually.

**Highlights:** Delete calendar events, Delete contacts, Delete photos and videos, Bulk deletion, Search events and contacts, View media by album or type

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

**In-app purchases:** none


## Frequently asked questions

### Is iSystem free?

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

### Is Adios free?

Adios costs $1.99, with no in-app purchases.

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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.*