# Moleculist vs ScrollBump

The clearest difference is in-app purchases: Moleculist at none against ScrollBump's 3. ScrollBump's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 78%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. ScrollBump sells 3 in-app purchases, starting at $1.99 per month. Moleculist asks for nothing beyond the download.

ScrollBump holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 17 and 8 respectively. Written reviews point the same way: 78% of Moleculist's written reviews are positive against 100% of ScrollBump's.

Moleculist ships an update every 2 weeks, ScrollBump weekly. The most recent releases landed on August 27, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Moleculist | ScrollBump |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (17 ratings)](https://appshunter.io/ios/app/moleculist/id6747411859/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/scrollbump-reduce-screen-time/id6749832632/reviews)** |
| Number of ratings | **17** | 8 |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 142 MB | 34 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bijjol Rambhia Kiran](https://appshunter.io/developer/1821354717) | [Ondrej Veres](https://appshunter.io/developer/1832353675) |

## What reviewers say

### Moleculist

[App page](https://appshunter.io/ios/app/moleculist/id6747411859)

Organize your life by transforming interests into a cosmic, animated universe. Track books, movies, plants, food, games, people, and more with visually stunning displays and effortless data entry. Seamlessly integrate with other apps to capture discoveries and memories.

**Highlights:** Molecular home screen with animated universe, One-tap adding for various life elements, Automatic data extraction from websites, Detailed tracking with notes and tags, Seamless iPad experience, Smart sharing via Share Sheet, Export and backup functionality

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

**In-app purchases:** none


### ScrollBump

[App page](https://appshunter.io/ios/app/scrollbump-reduce-screen-time/id6749832632)

This app helps you reduce excessive phone usage by introducing intentional pauses that prevent mindless scrolling. It offers customizable rules based on time, location, and specific apps to foster healthier digital habits and improve focus.

**Highlights:** Intentional scrolling pauses, Customizable break rules, Time-based scheduling, Location-based rules, App-specific restrictions, Minimalist interface

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| scrollBumpPro (Monthly) | $1.99 | per month |
| scrollBumpPro (Yearly) | $4.99 | per year |
| scrollBumpPro Lifetime | $22.99 | one-time |


## Frequently asked questions

### Is Moleculist free?

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

### Is ScrollBump free?

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

### Which has better reviews, Moleculist or ScrollBump?

ScrollBump is rated higher. Moleculist averages 4.6 out of 5 from 17 ratings, while ScrollBump averages 5.0 from 8 ratings.

### Do Moleculist or ScrollBump have ads?

Neither Moleculist nor ScrollBump shows ads.

### Which is updated more often, Moleculist or ScrollBump?

Moleculist ships an update every 2 weeks, and ScrollBump weekly. Most recently, Moleculist was updated on August 27, 2026 and ScrollBump on September 10, 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.*