# PrepForge vs SATellar

The clearest difference is in-app purchases: PrepForge at none against SATellar's 9. SATellar's advantage is update cadence (fortnightly vs every 4 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. SATellar sells 9 in-app purchases, starting at $4.99 per month. PrepForge asks for nothing beyond the download.

PrepForge ships an update every 4 months, SATellar fortnightly. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PrepForge | SATellar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/satellar-digital-sat-prep/id6762492370/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 2 MB | 63 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Black Automations](https://appshunter.io/developer/1885419563) | [rajasekhar karawalla](https://appshunter.io/developer/1886608955) |

## What reviewers say

### PrepForge

[App page](https://appshunter.io/ios/app/prepforge-sat/id6762046596)

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

**In-app purchases:** none


### SATellar

[App page](https://appshunter.io/ios/app/satellar-digital-sat-prep/id6762492370)

Prepare for the Digital SAT with adaptive daily practice and simulated tests. Get a predicted score in minutes and focus on your weakest areas. Start for free with daily challenges and optional Pro upgrades for unlimited practice.

**Highlights:** Predicted SAT score in 5 minutes, Adaptive difficulty questions, Full-length SAT simulations, Thousands of real-style questions, Fix mistakes with explanations, Daily SAT challenge, Smart practice for weak topics

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SATellar — Digital SAT Prep | $4.99 | per month |
| SATellar Plus+ — 1500+ SAT | $7.99 | per month |
| SATellar Pro — 1400+ SAT Prep | $12.99 | per month |
| SATellar — Digital SAT Yearly | $35.99 | per year |
| SATellar Plus+ Yearly 1500+ | $59.99 | per year |
| SATellar Pro — Yearly 1400+ | $95.99 | per year |
| SAT Practice — 2 Sessions | $1.99 | one-time |
| SAT Practice — 10 Sessions | $7.99 | one-time |
| SAT Practice — 20 Sessions | $12.99 | one-time |


## Frequently asked questions

### Is PrepForge free?

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

### Is SATellar free?

SATellar is free to download, with in-app purchases available.

### Do PrepForge or SATellar have ads?

Neither PrepForge nor SATellar shows ads.

### Which is updated more often, PrepForge or SATellar?

PrepForge ships an update every 4 months, and SATellar fortnightly. Most recently, PrepForge was updated on October 2, 2026 and SATellar on October 6, 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.*