# ChainIT ID vs OPINDEX

ChainIT ID and OPINDEX are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ChainIT ID ships an update every 3 weeks, OPINDEX every 2 weeks. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ChainIT ID | OPINDEX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 17 MB | 51 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Black Ink Technologies Corp](https://appshunter.io/developer/1663659704) | [MONOLITH LABS LTD](https://appshunter.io/developer/1896337556) |

## What reviewers say

### ChainIT ID

[App page](https://appshunter.io/ios/app/chainit-id/id6504863828)

**In-app purchases:** none


### OPINDEX

[App page](https://appshunter.io/ios/app/opindex/id6755972222)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChainIT ID free?

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

### Is OPINDEX free?

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

### Do ChainIT ID or OPINDEX have ads?

Neither ChainIT ID nor OPINDEX shows ads.

### Which is updated more often, ChainIT ID or OPINDEX?

ChainIT ID ships an update every 3 weeks, and OPINDEX every 2 weeks. Most recently, ChainIT ID was updated on October 25, 2026 and OPINDEX on October 12, 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.*