# OPTRAA Staff vs BTT FTT SG

The clearest difference is in-app purchases: OPTRAA Staff at none against BTT FTT SG's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BTT FTT SG sells 3 one-off in-app purchases. OPTRAA Staff asks for nothing beyond the download.

OPTRAA Staff ships an update monthly, BTT FTT SG daily. The most recent releases landed on October 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OPTRAA Staff | BTT FTT SG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 33 MB | 48 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [INZ Axis Tech Services Pvt Ltd](https://appshunter.io/developer/1103262225) | [Vinoth V](https://appshunter.io/developer/1889068282) |

## What reviewers say

### OPTRAA Staff

[App page](https://appshunter.io/ios/app/optraa-staff/id1638178468)

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

**In-app purchases:** none


### BTT FTT SG

[App page](https://appshunter.io/ios/app/btt-ftt-sg-practice-tests/id6761350447)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BTT Full Access | $7.99 | one-time |
| FTT Full Access | $7.99 | one-time |
| Full Access (BTT + FTT) | $12.99 | one-time |


## Frequently asked questions

### Is OPTRAA Staff free?

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

### Is BTT FTT SG free?

BTT FTT SG is free to download, with in-app purchases available.

### Do OPTRAA Staff or BTT FTT SG have ads?

Neither OPTRAA Staff nor BTT FTT SG shows ads.

### Which is updated more often, OPTRAA Staff or BTT FTT SG?

OPTRAA Staff ships an update monthly, and BTT FTT SG daily. Most recently, OPTRAA Staff was updated on October 3, 2026 and BTT FTT SG on October 24, 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.*