# Study Guard vs Flicker

The clearest difference is update cadence: Flicker at daily against Study Guard's every 2 weeks. Flicker also leads on iOS requirement (15.1 vs 17.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Study Guard sells 6 in-app purchases, starting at $4.99 per 7 days and Flicker sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Study Guard ships an update every 2 weeks, Flicker daily. The most recent releases landed on October 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Study Guard | Flicker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (369 ratings)](https://appshunter.io/ios/app/study-guard-study-and-focus/id6744607430/reviews)** | — |
| Number of ratings | **369** | — |
| Positive reviews | 28.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Subscription | — |
| Size | 59 MB | 230 MB |
| Requires iOS | 17.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jason Mayo](https://appshunter.io/developer/1808403182) | [Charles Cadle](https://appshunter.io/developer/1804826458) |

## What reviewers say

### Study Guard

[App page](https://appshunter.io/ios/app/study-guard-study-and-focus/id6744607430)

This app transforms social media habits into a learning tool. It uses flashcard mastery to unlock social media access, ensuring focused study sessions. Create custom flashcards or generate them automatically from notes and PDFs.

**Highlights:** Social media leverage for motivation, Flashcard accountability for phone access, Custom flashcard creation, AI flashcard generator from notes/PDFs, Social media blocking during study, Progress tracking and insights, Unlimited flashcard sets

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Study Guard (Weekly) | $4.99 | per 7 days |
| Study Guard Plus | $5.99 | per month |
| Pro Plan (Yearly) | $19.99 | per year |
| Study Guard Plus Yearly | $24.99 | per year |
| Study Guard (Yearly) | $34.99 | per year |
| Study Guard (Lifetime) | $79.99 | one-time |


### Flicker

[App page](https://appshunter.io/ios/app/flicker-calm-and-focus-timer/id6761934566)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flicker - Monthly | $3.99 | per month |
| Flicker Annual | $19.99 | per year |


## Frequently asked questions

### Is Study Guard free?

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

### Is Flicker free?

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

### Do Study Guard or Flicker have ads?

Neither Study Guard nor Flicker shows ads.

### Which is updated more often, Study Guard or Flicker?

Study Guard ships an update every 2 weeks, and Flicker daily. Most recently, Study Guard was updated on October 1, 2026 and Flicker on September 21, 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.*