# Scout SIS vs Boom.API

The clearest difference is review sentiment: Boom.API at 100% against Scout SIS's 9%. Boom.API also leads on rating (5.0 vs 1.3). Scout SIS's advantage is ratings volume (23 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Boom.API holds the better App Store score, 5.0 against 1.3. That said, the two scores are not equally well evidenced: Scout SIS has 23 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 9% of Scout SIS's written reviews are positive against 100% of Boom.API's.

Scout SIS ships an update weekly, Boom.API every 5 days. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Scout SIS | Boom.API |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (23 ratings)](https://appshunter.io/ios/app/scout-sis/id6741718292/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/boomapi/id6760099286/reviews)** |
| Number of ratings | **23** | 2 |
| Positive reviews | 9.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free | Free |
| Size | 47 MB | 43 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noah Fichter](https://appshunter.io/developer/1795236624) | [Nikolai Cook](https://appshunter.io/developer/1882637001) |

## What reviewers say

### Scout SIS

[App page](https://appshunter.io/ios/app/scout-sis/id6741718292)

This mobile application serves as a companion for a student information system, allowing users to monitor student engagement, attendance, and grades. It provides a convenient way to keep track of academic progress and participation.

**Highlights:** Track student engagement, Monitor attendance, View student grades, Companion app functionality, Academic progress tracking

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

**In-app purchases:** none


### Boom.API

[App page](https://appshunter.io/ios/app/boomapi/id6760099286)

This app predicts if you'll hear a sonic boom from returning rocket boosters. It tracks launches, calculates blast zones, and sends personalized notifications so you know when to step outside.

**Highlights:** Tracks upcoming rocket launches, Calculates sonic boom blast zones, Interactive flight path map, Personalized location-based predictions, Customizable launch countdowns, Push notifications for launches and reschedules

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

**In-app purchases:** none


## Frequently asked questions

### Is Scout SIS free?

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

### Is Boom.API free?

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

### Which has better reviews, Scout SIS or Boom.API?

Boom.API is rated higher. Scout SIS averages 1.3 out of 5 from 23 ratings, while Boom.API averages 5.0 from 2 ratings.

### Do Scout SIS or Boom.API have ads?

Neither Scout SIS nor Boom.API shows ads.

### Which is updated more often, Scout SIS or Boom.API?

Scout SIS ships an update weekly, and Boom.API every 5 days. Most recently, Scout SIS was updated on October 12, 2026 and Boom.API on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*