# MemoCal Plus vs Lirum Device Info

The clearest difference is price: MemoCal Plus at $3.99 against Lirum Device Info's $299.99. MemoCal Plus also leads on review sentiment (66% vs 52%) and iOS requirement (13.0 vs 17.6). Lirum Device Info's advantage is update cadence (every 4 weeks vs every 4 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

MemoCal Plus costs $3.99 and Lirum Device Info $299.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.3 for MemoCal Plus against 4.2 for Lirum Device Info. Both are backed by a comparable volume of ratings — 23 and 13 respectively. Written reviews are what separate them: 66% of MemoCal Plus's written reviews are positive against 52% of Lirum Device Info's.

MemoCal Plus ships an update every 4 months, Lirum Device Info every 4 weeks. Both last shipped on November 10, 2026.

## The numbers

| Metric | MemoCal Plus | Lirum Device Info |
| --- | --- | --- |
| Price | **$3.99** | $299.99 |
| Rating | **[4.3 (23 ratings)](https://appshunter.io/ios/app/memocal-plus/id450484609/reviews)** | [4.2 (13 ratings)](https://appshunter.io/ios/app/lirum-device-info/id591453716/reviews) |
| Number of ratings | **23** | 13 |
| Positive reviews | **66.4% of reviews** | 52.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 12 MB | 100 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [株式会社HARISH](https://appshunter.io/developer/1892662582) | [Lirum Labs Technologies Inc.](https://appshunter.io/developer/591453719) |

## What reviewers say

### MemoCal Plus

[App page](https://appshunter.io/ios/app/memocal-plus/id450484609)

This calendar app allows you to add handwritten notes, photos, and text directly to your schedule. Customize backgrounds, use various pen colors and icons, and even take photos within the app for diaries. It supports multiple languages and offers an undo function for edits.

**Highlights:** Handwritten memos, Photo integration, Text input with tags, Customizable backgrounds, Multiple pen colors and icons, Undo function

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

**In-app purchases:** none


### Lirum Device Info

[App page](https://appshunter.io/ios/app/lirum-device-info/id591453716)

Monitor real-time system activity and view detailed device specifications using public APIs. Track CPU, memory, battery, and live sensor data. Access published specs like dimensions and display resolution.

**Highlights:** Real-time CPU and memory usage, Battery level and charging state, Live sensor data (accelerometer, gyroscope, etc.), Location readouts with accuracy, Bluetooth LE advertisement info, Detailed device specifications

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Lirum is back!
- 👍 Great app functionality and tools
- 🔍 Detailed device information

**What reviewers complain about**

- 🐛 Crashes and issues with newer devices
- ⚠️ Outdated and abandoned by developers
- 💰 Paid version not worth the cost

**Reported bugs**

- Unable to detect newer iPhone and iPad models
- Paid version lacks features compared to free version
- Crashes and freezes on some devices

**Requested features**

- Update database for latest iPhone and iPad models
- Add support for iOS 12 and newer
- Improve app stability and performance


## Frequently asked questions

### Is MemoCal Plus free?

MemoCal Plus costs $3.99, with no in-app purchases.

### Is Lirum Device Info free?

Lirum Device Info costs $299.99, with no in-app purchases.

### Which has better reviews, MemoCal Plus or Lirum Device Info?

MemoCal Plus is rated higher. MemoCal Plus averages 4.3 out of 5 from 23 ratings, while Lirum Device Info averages 4.2 from 13 ratings.

### Do MemoCal Plus or Lirum Device Info have ads?

Neither MemoCal Plus nor Lirum Device Info shows ads.

### Which is updated more often, MemoCal Plus or Lirum Device Info?

MemoCal Plus ships an update every 4 months, and Lirum Device Info every 4 weeks. Most recently, MemoCal Plus was updated on November 10, 2026 and Lirum Device Info on November 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.*