# Index vs Caliope

The clearest difference is in-app purchases: Index at none against Caliope's 3. Index also leads on iOS requirement (17.0 vs 26.0). Caliope's advantage is device support (6 vs 2). On price and ads there is nothing between them.

Both are free to download. Caliope sells 3 in-app purchases, starting at $49.99 per year. Index asks for nothing beyond the download.

## The numbers

| Metric | Index | Caliope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 16 MB | 99 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** |
| Age rating | 12+ | 4+ |
| Developer | [Patrizio Pezzilli](https://appshunter.io/developer/1260685575) | [David Villalobos Cambronero](https://appshunter.io/developer/6778513085) |

## What reviewers say

### Index

[App page](https://appshunter.io/ios/app/index-sql-client/id6758221968)

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

**In-app purchases:** none


### Caliope

[App page](https://appshunter.io/ios/app/caliope-sql-client/id6779292872)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calíope Pro | $49.99 | per year |
| 60-day Trial | Free | one-time |
| Calíope Pro | $49.99 | one-time |


## Frequently asked questions

### Is Index free?

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

### Is Caliope free?

Caliope is free to download, with in-app purchases available.

### Do Index or Caliope have ads?

Neither Index nor Caliope shows ads.

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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.*