# Mnemonizer vs ScrollKiller

The clearest difference is rating: Mnemonizer at 4.8 against ScrollKiller's 3.0. Mnemonizer also leads on in-app purchases (none vs 3) and ads (none vs shown). ScrollKiller's advantage is update cadence (every 6 days vs every 14 months). On price and ratings volume there is nothing between them.

Both are free to download. ScrollKiller sells 3 in-app purchases, starting at $1.90 per month. Mnemonizer asks for nothing beyond the download.

Mnemonizer holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 83% of Mnemonizer's written reviews are positive against 50% of ScrollKiller's.

Mnemonizer ships an update every 14 months, ScrollKiller every 6 days. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Mnemonizer | ScrollKiller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/mnemonizer/id1126080651/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/scrollkiller-be-in-control/id6760942320/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | **83.3% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 18 MB | 18 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Happymagenta UAB](https://appshunter.io/developer/1105393733) | [Samuel Kulik](https://appshunter.io/developer/1886947695) |

## What reviewers say

### Mnemonizer

[App page](https://appshunter.io/ios/app/mnemonizer/id1126080651)

This app offers a unique method to secure sensitive information like PINs and passwords by disguising them within a visually camouflaged grid of random characters. It allows users to create mnemonic cards, mentally mapping data positions for uncrackable privacy.

**Highlights:** Hide PINs and passwords, Mnemonic card system, Camouflaged data display, Automatic iCloud sync, Multiple data cards, Uncrackable security

**Features:** macOS Compatibility

**In-app purchases:** none


### ScrollKiller

[App page](https://appshunter.io/ios/app/scrollkiller-be-in-control/id6760942320)

This app offers a revolutionary approach to combat compulsive social media use by detecting mindless scrolling and temporarily blocking access. It helps users regain focus on real-life goals and provides a "Hard Mode" for increased resistance to temptation. Users can also set intentions to be reminded of what truly matters.

**Highlights:** Detects mindless scrolling, Temporarily blocks social media, Hard Mode for stronger barrier, Set intentions for focus, Helps regain control over time, Promotes healthy rest and meaningful activities

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.90 | per month |
| Pro Yearly | $10.00 | per year |
| Pro Lifetime | $40.00 | one-time |


## Frequently asked questions

### Is Mnemonizer free?

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

### Is ScrollKiller free?

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

### Which has better reviews, Mnemonizer or ScrollKiller?

Mnemonizer is rated higher. Mnemonizer averages 4.8 out of 5 from 4 ratings, while ScrollKiller averages 3.0 from 2 ratings.

### Do Mnemonizer or ScrollKiller have ads?

ScrollKiller shows ads; Mnemonizer does not.

### Which is updated more often, Mnemonizer or ScrollKiller?

Mnemonizer ships an update every 14 months, and ScrollKiller every 6 days. Most recently, Mnemonizer was updated on September 23, 2026 and ScrollKiller on September 20, 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.*