Comparison

MemoCal Plus vs Lirum Device Info

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MemoCal Plus

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
Read full description

MemoCal Plus is a simple calendar app that lets you save your schedule and notes by handwriting on iPad. Just like writing on a paper calendar, you can freely keep plans, daily notes, family records, travel memories, meal logs, childcare notes, and more. View the monthly calendar on a wide screen, tap a date to enlarge it, and write directly with a pen or your finger. It feels familiar and simple, like writing on a paper calendar. You can also place photos, enter text with sticky notes, and decorate your calendar with icons and wallpapers. MemoCal Plus is not just an app for managing schedules. It is a calendar for keeping small moments from everyday life in your own way. Main features - Handwritten notes on a monthly calendar - Tap a date to open a larger writing area - Handwriting with a pen or finger - Place, resize, rotate, and arrange photos - Set photos as backgrounds - Text entry with sticky notes - More than 100 icons - Change background colors - Original wallpaper designs - Undo function - Pen color, pen size, and eraser size settings - Share and save calendar and handwriting screens Recommended for - People who like writing on paper calendars - People who want to keep handwritten schedules and notes - Families who want to record plans and daily events - People who want to save memories with photos - People who want to keep childcare, meal, or travel records - Anyone looking for a simple, intuitive calendar app Supported holiday calendars MemoCal Plus supports holidays for Japan, the US, Canada, Brazil, the UK, France, Italy, Germany, Spain, Australia, South Korea, and more. You can also turn off holiday display.

About

Lirum Device Info

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
Read full description

Lirum Device Info shows real‑time system activity and published device specifications using Apple’s public APIs. What you can see CPU activity and memory usage (system‑wide, approximate). Battery level & charging state (from iOS). Live sensors: accelerometer, gyroscope, magnetometer, barometer. Location readouts with accuracy and altitude (permission required). Bluetooth LE: nearby advertisement info (name/UUID/RSSI). Device specs: dimensions, weight, display resolution, wireless bands, and environmental limits, sourced from Apple’s Tech Specs for each model. What we intentionally don’t do: No diagnostics or hardware health assessments. No battery wear/voltage/cycle count and no time‑remaining estimates. No memory “optimizers” or performance‑boosting claims. Frameworks used: UIKit (UIDevice battery level/state), Foundation (ProcessInfo thermal & Low Power Mode), Core Motion, Core Location, and Core Bluetooth. Privacy: Sensor and network data are shown on‑device only. Location is used solely to display location/accuracy and is not stored or sent anywhere.

Screenshots

Lirum Device Info4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard4 real differences · 6 level
MemoCal Plus versus Lirum Device Info: the parameters behind the verdict, then further details
ParameterMemoCal PlusLirum Device Info
Price$3.99 — better$299.99
Rating4.3 (23 ratings) — better4.2 (13 ratings)
Positive reviews66.4% of reviews — better52.0% of reviews
Number of ratings23 — better13
Update frequencyEvery 4 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPadiPhone, iPad — better
Requires iOS13.0 — better17.6
Further details — not scored
Size12 MB100 MB
Age rating4+4+
Developer株式会社HARISHLirum Labs Technologies Inc.

Customer experience

MemoCal Plus

All ratings23 ratings
Positive73.9%
Neutral17.4%
Negative8.7%
Written reviews110 reviews
Positive66.4%
Neutral15.5%
Negative18.2%

Lirum Device Info

All ratings11 ratings
Positive81.8%
Neutral9.1%
Negative9.1%
Written reviews417 reviews
Positive52.0%
Neutral6.7%
Negative41.2%

Bugs and requests

MemoCal Plus

Not enough reviews yet to summarise bugs or requests.

Lirum Device Info

Reported bugs

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

Requested features

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

In-app purchases

None

MemoCal Plus

No in-app purchases

None

Lirum Device Info

No in-app purchases

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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