Comparison

LOCK MEMO vs MeiMe

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

Head to head
About

LOCK MEMO

This app offers a straightforward way to create and manage private notes with robust passcode protection. It's designed for intuitive use, requiring no complex setup to keep your personal information, ideas, and daily entries secure and organized.

Highlights
  • Passcode protection
  • Create and edit notes
  • Folder management
  • Search notes
  • iCloud backup
  • Adjustable font size
Read full description

LOCK MEMO is a simple and secure note app with password protection. Designed with simplicity in mind, anyone can use it intuitively without complicated steps. No complex setup is required. Start using it today. ※ Password protection must be enabled in settings. ** Features ** • Create and edit notes • Passcode protection • Adjust font size • Character and line counter • Search notes • Folder management • iCloud backup • URL scheme (pwmm:) Perfect for storing private information, ideas, daily notes, and personal content securely. Keep your notes safe and organized with LOCK MEMO. ■ Terms of Use https://eeggs.jp/terms-of-use-en

About

MeiMe

This plain text notepad allows you to save editing history and organize notes into folders. It offers iCloud synchronization for backup and cross-device sharing, along with app lock security. Notes can be exported as CSV files.

Highlights
  • Plain text note-taking
  • Editing history saving
  • Folder organization
  • iCloud synchronization
  • App lock with Face ID/password
  • Export notes as CSV
  • Customizable themes and font size
Read full description

A simple notepad that allows you to save editing history. It supports synchronization with iCloud, making data backup and sharing between devices easy. It also supports app lock with Face ID. You can export all notes as CSV files. ■ Write notes in plain text With plain text, you are free from the hassle of formatting text. ■ Categorize notes into folders Each note can only be placed in one folder, making it simple and easy to organize. ■ Word counter to count characters A word counter allows you to instantly see how much you have written, helping you keep track of your progress. ■ History saving feature to save past editing history Even if you make a mistake while editing, you can revert to a previous state, allowing you to record notes with peace of mind. ■ Backup to CSV format You can back up your notes and easily save data externally. ■ Compatible with Mac for editing and viewing on any device It is compatible with Mac, so you can edit on any device according to your convenience. ■ Customizable theme colors You can change the theme color and set your preferred color to match your taste. ■ Adjustable font size You can change the font size. If the text is too small or too large to read comfortably, you can adjust it to a size that suits you. ■ Backup and synchronization across devices with iCloud You can back up your notes with iCloud, eliminating the worry of data loss. It also allows for easy sharing and editing between devices. ■ Lock the app with a password You can lock the app with a password, ensuring the security of your notes.

Screenshots

LOCK MEMO2 screens
MeiMe4 screens

Verdict

The call

The clearest difference is in-app purchases: MeiMe at none against LOCK MEMO's 1. MeiMe also leads on ads (none vs shown) and rating (5.0 vs 4.7). LOCK MEMO's advantage is ratings volume (495 vs 3). On price, update cadence and iOS requirement 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

Both are free to download. LOCK MEMO sells 1 in-app purchase, starting at $0.99 per month. MeiMe asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

MeiMe holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: LOCK MEMO has 495 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 10, 2026 and September 20, 2026 respectively.

Scorecard6 real differences · 4 level
LOCK MEMO versus MeiMe: the parameters behind the verdict, then further details
ParameterLOCK MEMOMeiMe
PriceFreeFree
Rating4.7 (495 ratings)5.0 (3 ratings) — better
Positive reviews74.5% of reviews—
Number of ratings495 — better3
Update frequencyMonthlyMonthly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPad, Mac — better
Requires iOS17.016.0 — better
Further details — not scored
Size33 MB19 MB
Age rating4+4+
DeveloperEasterEggsDaichi Kato

Customer experience

LOCK MEMO

All ratings495 ratings
Positive94.5%
Neutral3.2%
Negative2.2%
Written reviews94 reviews
Positive74.5%
Neutral7.4%
Negative18.1%

MeiMe

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

LOCK MEMO

Reported bugs

6 issues
  • Notes disappearing from folders
  • Edit function becomes unavailable
  • App incompatible with newer iOS versions
  • Touch ID not functioning despite advertised
  • Password recovery issues
Show 1 more
  • App crashes or freezes

Requested features

9 requests
  • Alphabetical sorting of notes
  • Search functionality
  • Touch ID/biometric authentication
  • Text formatting options (bold, underline, italics)
  • Ability to share or export notes
Show 4 more
  • Picture upload capability
  • Increased storage space
  • Option to purchase ad-free version
  • Dark mode option

MeiMe

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

LOCK MEMO

Subscriptions1
  • Premium Plan$0.991 Month
None

MeiMe

No in-app purchases

Questions

Is LOCK MEMO free?
LOCK MEMO is free to download, with in-app purchases available.
Is MeiMe free?
MeiMe is free to download, with no in-app purchases.
Which has better reviews, LOCK MEMO or MeiMe?
MeiMe is rated higher. LOCK MEMO averages 4.7 out of 5 from 495 ratings, while MeiMe averages 5.0 from 3 ratings.
Do LOCK MEMO or MeiMe have ads?
LOCK MEMO shows ads; MeiMe does not.
Which is updated more often, LOCK MEMO or MeiMe?
LOCK MEMO ships an update monthly, and MeiMe monthly. Most recently, LOCK MEMO was updated on October 10, 2026 and MeiMe on September 20, 2026.

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