# GradeGrind vs Lusid

The clearest difference is rating: GradeGrind at 4.8 against Lusid's 4.2. Lusid's advantage is monetization model (free vs subscription). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. GradeGrind sells 5 in-app purchases, starting at $2.29 per month and Lusid sells 1 in-app purchase, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

GradeGrind holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 26 and 9 respectively.

GradeGrind ships an update every 5 days, Lusid weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | GradeGrind | Lusid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (26 ratings)](https://appshunter.io/ios/app/gradegrind-student-focus/id6748651719/reviews)** | [4.2 (9 ratings)](https://appshunter.io/ios/app/lusid-screen-time-app/id6803323820/reviews) |
| Number of ratings | **26** | 9 |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Subscription | **Free** |
| Size | 35 MB | 38 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [HealthyAI LLC](https://appshunter.io/developer/1819143566) | [Autonomous Self](https://appshunter.io/developer/1896547946) |

## What reviewers say

### GradeGrind

[App page](https://appshunter.io/ios/app/gradegrind-student-focus/id6748651719)

This app helps students improve focus and grades by scheduling distraction-free sessions, tracking progress, and setting weekly goals. It also manages deadlines, parses course syllabi with AI, and calculates GPA.

**Highlights:** Scheduled focus sessions with app blocking, Discipline score and streak tracking, Weekly commitment and progress goals, Deadline and workload management, AI course syllabus parsing, GPA calculation and target tracking

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited | $2.29 | per month |
| Unlimited | $4.99 | per month |
| Unlimited | $7.99 | per 6 months |
| Unlimited | $9.95 | per year |
| Unlimited | $9.99 | per year |


### Lusid

[App page](https://appshunter.io/ios/app/lusid-screen-time-app/id6803323820)

This app helps you reduce phone usage by setting custom boundaries for distracting apps and websites. It adds intentional friction to make it harder to open them, allowing you to reclaim your time for focused work or downtime.

**Highlights:** Block apps, categories, and websites, Scheduled and usage-based blocks, Friction with wait periods or challenges, Temporary focus sessions, BlockLists/AllowLists, Filter adult websites

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete Habits (Weekly) | $1.99 | per 7 days |


## Frequently asked questions

### Is GradeGrind free?

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

### Is Lusid free?

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

### Which has better reviews, GradeGrind or Lusid?

GradeGrind is rated higher. GradeGrind averages 4.8 out of 5 from 26 ratings, while Lusid averages 4.2 from 9 ratings.

### Do GradeGrind or Lusid have ads?

Neither GradeGrind nor Lusid shows ads.

### Which is updated more often, GradeGrind or Lusid?

GradeGrind ships an update every 5 days, and Lusid weekly. Most recently, GradeGrind was updated on October 30, 2026 and Lusid on October 31, 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.*