# STDI vs SBI

The clearest difference is update cadence: SBI at fortnightly against STDI's monthly. On price, ads, 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.

STDI ships an update monthly, SBI fortnightly. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | STDI | SBI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 46 MB | 87 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [АО «ИК Standard»](https://appshunter.io/developer/1692729650) | [JSC Skybridge Invest](https://appshunter.io/developer/1542563930) |

## What reviewers say

### STDI

[App page](https://appshunter.io/ios/app/stdi/id6450295461)

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

**In-app purchases:** none


### SBI

[App page](https://appshunter.io/ios/app/sbi/id6748699512)

**In-app purchases:** none


## Frequently asked questions

### Is STDI free?

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

### Is SBI free?

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

### Do STDI or SBI have ads?

Neither STDI nor SBI shows ads.

### Which is updated more often, STDI or SBI?

STDI ships an update monthly, and SBI fortnightly. Most recently, STDI was updated on October 3, 2026 and SBI on September 28, 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.*