# RTSDA vs Bluffhill SDA Connect

The clearest difference is update cadence: RTSDA at every 3 weeks against Bluffhill SDA Connect's every 2 months. Bluffhill SDA Connect's advantage is iOS requirement (15.1 vs 17.0). 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.

RTSDA ships an update every 3 weeks, Bluffhill SDA Connect every 2 months. The most recent releases landed on May 19, 2026 and January 21, 2026 respectively.

## The numbers

| Metric | RTSDA | Bluffhill SDA Connect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 15 MB | 38 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Benjamin Slingo](https://appshunter.io/developer/1781343358) | [William Mariti](https://appshunter.io/developer/1825617997) |

## What reviewers say

### RTSDA

[App page](https://appshunter.io/ios/app/rtsda/id6738595657)

**In-app purchases:** none


### Bluffhill SDA Connect

[App page](https://appshunter.io/ios/app/bluffhill-sda-connect/id6748396469)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RTSDA free?

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

### Is Bluffhill SDA Connect free?

Bluffhill SDA Connect is free to download, with no in-app purchases.

### Do RTSDA or Bluffhill SDA Connect have ads?

Neither RTSDA nor Bluffhill SDA Connect shows ads.

### Which is updated more often, RTSDA or Bluffhill SDA Connect?

RTSDA ships an update every 3 weeks, and Bluffhill SDA Connect every 2 months. Most recently, RTSDA was updated on May 19, 2026 and Bluffhill SDA Connect on January 21, 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.*