# Dolphin vs Ruvimo

Dolphin and Ruvimo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Dolphin ships an update every 2 weeks, Ruvimo fortnightly. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Dolphin | Ruvimo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.5K ratings)](https://appshunter.io/ios/app/dolphin-sat-prep/id6748280981/reviews)** | — |
| Number of ratings | **1.5K** | — |
| Positive reviews | 84.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free | — |
| Size | 220 MB | 39 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PaloAI Inc.](https://appshunter.io/developer/1824977301) | [Ruvimo](https://appshunter.io/developer/1852050192) |

## 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


### Ruvimo

[App page](https://appshunter.io/ios/app/ruvimo/id6755118728)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dolphin free?

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

### Is Ruvimo free?

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

### Do Dolphin or Ruvimo have ads?

Neither Dolphin nor Ruvimo shows ads.

### Which is updated more often, Dolphin or Ruvimo?

Dolphin ships an update every 2 weeks, and Ruvimo fortnightly. Most recently, Dolphin was updated on November 12, 2026 and Ruvimo on November 9, 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.*