# RBIDATA vs SIDSIS

The clearest difference is update cadence: RBIDATA at every 11 days against SIDSIS's every 6 weeks. SIDSIS's advantage is iOS requirement (13.0 vs 15.1). 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.

RBIDATA ships an update every 11 days, SIDSIS every 6 weeks. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | RBIDATA | SIDSIS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 6 weeks |
| Size | 27 MB | 85 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Reserve Bank of India](https://appshunter.io/developer/1154394548) | [Myclassboard Educational Solutions Private Limited](https://appshunter.io/developer/1261722731) |

## What reviewers say

### RBIDATA

[App page](https://appshunter.io/ios/app/rbidata/id6514297367)

**Features:** Vision Pro support

**In-app purchases:** none


### SIDSIS

[App page](https://appshunter.io/ios/app/sidsis/id6745583438)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RBIDATA free?

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

### Is SIDSIS free?

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

### Do RBIDATA or SIDSIS have ads?

Neither RBIDATA nor SIDSIS shows ads.

### Which is updated more often, RBIDATA or SIDSIS?

RBIDATA ships an update every 11 days, and SIDSIS every 6 weeks. Most recently, RBIDATA was updated on October 12, 2026 and SIDSIS on October 14, 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.*