# Vocalis Studio vs StudyFlow Flash Cards

The clearest difference is update cadence: Vocalis Studio at every 2 days against StudyFlow Flash Cards's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Vocalis Studio sells 1 in-app purchase, starting at $3.99 per month and StudyFlow Flash Cards sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Vocalis Studio ships an update every 2 days, StudyFlow Flash Cards every 4 months. The most recent releases landed on October 1, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Vocalis Studio | StudyFlow Flash Cards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/studyflow-flash-cards/id6757456956/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 months |
| Monetization | — | Freemium |
| Size | 82 MB | 14 MB |
| Requires iOS | 18.4 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [kazu asato](https://appshunter.io/developer/1854611311) | [Huy La](https://appshunter.io/developer/1849767356) |

## What reviewers say

### Vocalis Studio

[App page](https://appshunter.io/ios/app/vocalis-studio/id6755569862)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $3.99 | per month |


### StudyFlow Flash Cards

[App page](https://appshunter.io/ios/app/studyflow-flash-cards/id6757456956)

This intelligent study companion uses spaced repetition algorithms to help you learn faster and remember longer. Add images to your cards, track progress with detailed statistics, and sync seamlessly across devices. Organize your learning materials with ease and import/export your decks.

**Highlights:** Spaced repetition algorithm, Rich media flash cards, Progress tracking and statistics, iCloud sync across devices, Import and export functionality, Customizable themes and dark mode

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Lifetime Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Vocalis Studio free?

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

### Is StudyFlow Flash Cards free?

StudyFlow Flash Cards is free to download, with in-app purchases available.

### Do Vocalis Studio or StudyFlow Flash Cards have ads?

Neither Vocalis Studio nor StudyFlow Flash Cards shows ads.

### Which is updated more often, Vocalis Studio or StudyFlow Flash Cards?

Vocalis Studio ships an update every 2 days, and StudyFlow Flash Cards every 4 months. Most recently, Vocalis Studio was updated on October 1, 2026 and StudyFlow Flash Cards on September 26, 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.*