# Dolphin vs Bloom Prep for Bluebook SAT®

The clearest difference is in-app purchases: Dolphin at none against Bloom Prep for Bluebook SAT®'s 15. Dolphin also leads on ratings volume (1.3K vs 121) and iOS requirement (16.0 vs 18). Bloom Prep for Bluebook SAT®'s advantage is update cadence (weekly vs every 2 weeks). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Bloom Prep for Bluebook SAT® sells 13 in-app purchases, starting at $9.99 per 7 days. Dolphin asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Dolphin against 4.8 for Bloom Prep for Bluebook SAT®. That said, the two scores are not equally well evidenced: Dolphin has 1.3K ratings behind it against 121, so its average is the more settled of the two. Written reviews are what separate them: 83% of Dolphin's written reviews are positive against 80% of Bloom Prep for Bluebook SAT®'s.

Dolphin ships an update every 2 weeks, Bloom Prep for Bluebook SAT® weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Dolphin | Bloom Prep for Bluebook SAT® |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.3K ratings)](https://appshunter.io/ios/app/dolphin-sat-prep/id6748280981/reviews)** | [4.8 (121 ratings)](https://appshunter.io/ios/app/bloom-prep-for-bluebook-sat/id6759626013/reviews) |
| Number of ratings | **1.3K** | 121 |
| Positive reviews | **82.8% of reviews** | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | **Free** | Subscription |
| Size | 223 MB | 75 MB |
| Requires iOS | **16.0** | 18 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [PaloAI Inc.](https://appshunter.io/developer/1824977301) | [EdTechAI Apps LLC](https://appshunter.io/developer/1854999705) |

## What reviewers say

### Dolphin

[App page](https://appshunter.io/ios/app/dolphin-sat-prep/id6748280981)

Build a consistent study habit for SAT and ACT exams with daily practice questions and detailed explanations. Track your progress and focus on areas needing improvement, with optional features to block distracting apps.

**Highlights:** Daily practice questions, Worked explanations, Vocabulary review, Focus Mode for distraction blocking, Progress and streak tracking, Widgets for quick access

**In-app purchases:** none


### Bloom Prep for Bluebook SAT®

[App page](https://appshunter.io/ios/app/bloom-prep-for-bluebook-sat/id6759626013)

This adaptive learning engine provides personalized SAT and PSAT practice to help you achieve your target score. It offers a custom 60-day plan, infinite adaptive questions, and uncertainty-aware score projections. Master specific skills with targeted drills and weekly recalibrations.

**Highlights:** Personalized 60-day plan, Infinite adaptive question feed, Uncertainty-aware score projections, Targeted skill drills, Weekly recalibration, Clear explanations and hints

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access (Trial) | $9.99 | per 7 days |
| Weekly Access | $9.99 | per 7 days |
| Weekly Access | $14.99 | per 7 days |
| Weekly Access (Trial) | $19.99 | per 7 days |
| Monthly Access (Trial) | $19.99 | per month |
| Monthly Access (Trial) | $29.99 | per month |
| Monthly Access | $29.99 | per month |
| Monthly Access (Trial) | $49.99 | per month |
| Yearly Access (Trial) | $59.99 | per year |
| 2-Month Access | $79.99 | per 2 months |
| 2‑Month Access (Trial) | $79.99 | per 2 months |
| 2‑Month Access | $79.99 | per 2 months |
| 3-Month Access (Trial) | $99.99 | per 3 months |


## Frequently asked questions

### Is Dolphin free?

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

### Is Bloom Prep for Bluebook SAT® free?

Bloom Prep for Bluebook SAT® is free to download, with in-app purchases available.

### Which has better reviews, Dolphin or Bloom Prep for Bluebook SAT®?

Dolphin is rated higher. Dolphin averages 4.8 out of 5 from 1.3K ratings, while Bloom Prep for Bluebook SAT® averages 4.8 from 121 ratings.

### Do Dolphin or Bloom Prep for Bluebook SAT® have ads?

Neither Dolphin nor Bloom Prep for Bluebook SAT® shows ads.

### Which is updated more often, Dolphin or Bloom Prep for Bluebook SAT®?

Dolphin ships an update every 2 weeks, and Bloom Prep for Bluebook SAT® weekly. Most recently, Dolphin was updated on October 30, 2026 and Bloom Prep for Bluebook SAT® on October 31, 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.*