As of 2 Nov 2026, ロック・メモ PRO is #25 in Paid · Productivity in Japan, the one tracked chart it's in.
Current rank
#25Japan · Paid · Productivity
- Was
- —7 days ago
- Change
- Not enough history yetover 7 days
- Best
- #25in 7 days
- Longest chart run
- 1 dayJapan · Paid · Productivity
- New ratings, 7 days
- —Needs a week of rating history
What's new
Version 2.2.17 · 3 years ago
Fixed bugs and improved performance.
Ranking events
- Entered the Paid · Productivity chart at #25Japan
- Dropped #42 → #80 in Paid · ProductivityUnited Kingdom
- Entered the Paid · Productivity chart at #42United Kingdom
- Entered the Paid · Productivity chart at #32Australia
About
A SINGLE PURCHASE COVERS ALL YOUR IPHONE AND IPAD DEVICES. FINALLY AN APP FOR ALL YOUR PRIVATE NOTES! Keep your most valuable, private, and secret notes away from prying eyes. Keep them all totally secret and safe. Store passwords, secrets, contacts or just keep your diary private. KEY FEATURES: • Use Touch ID or passcode to safely lock access to your private notes. • Set a security question and answer in case you forget your passcode. • Safely Backup your valuable notes to iCloud. • Quickly
Ranks come from Apple's public App Store charts, checked once a day. Appulse Index isn't affiliated with Apple.
Rank history
Higher on the chart is better: #1 is at the top.
Sign in to see 30 days, 90 days and all history.
Japan · Paid · Productivity: best #25, latest #25, over 7 snapshots since 27 Oct.
In 1 chart now
| Chart | Rank | 24 h | 7 days | Best | Days on chart |
|---|---|---|---|---|---|
| Japan· Paid · Productivity · best #25 · 1 day | #25 | New entry | Not enough history yet | #25 | 1 |
Competitors
Full chartTop of Paid · Productivity in Japan. ロック・メモ PRO is #25 there. Changes are over 7 days.
- #1 (number one)Up 2 places
Groundwire: VoIP SIP SoftphoneAcrobits - #2No change
TypeDrawTrautmann & Dorre GbR Shaped Agency - #3Down 2 places
FLKBShota Hori - #4Up 10 places
Acrobits: VoIP SIP SoftphoneAcrobits - #5No change
iFacialMocapDevelopW LLC - #6Up 1 place
Things 3Cultured Code GmbH & Co. KG - #7Up 24 places
Pythonista 3omz:software - #8Up 30 places
CamScanner + | OCR ScannerLinguan Data - #9Up 7 places
図形電卓 ShapeInfo PlusNoriyasu Kutsuzawa - #10Down 6 places
TampermonkeyJan Biniok - #11Up 18 places
BusyCal: Calendar & TasksBusy Apps FZE - #12Down 3 places
Whisper Notes - Speech to TextSmashMelon LLC - #13Not enough history yet
LEFT / RIGHT — 見開き手帳RIEKO NAITO - #14Up 21 places
FormationYuma Ikeda - #15Not enough history yet
FSNotesOleksandr Hlushchenko - #16New entry
隊形ノート ダンス・チアの立ち位置づくりOneWorld Co., Ltd. - #17New entry
強力パスワード生成: ランダムパスワードジェネレーターCodepaint Inc. - #18New entry
メモれる電卓 : FusionCalc2 ProLeo Rivas-Micoud - #19New entry
CalzyRaja Vijayaraman - #20New entry
Screenshots
More from JulyApps Ltd
| App | Best rank now | Released | App Store |
|---|---|---|---|
 gTasks Pro for Google TasksProductivity · | Paid · ProductivityBrazil#85 | ||
 Will it Rain? PRO NotificationWeather · | Not charting |
As of 2 Nov 2026, ロック・メモ PRO is #25 in Paid · Productivity in Japan, the one tracked chart it's in.
Store listing
How the app presents itself on the App Store. Select a screenshot to open it full size.
App facts
What Apple publishes about this app. Ratings are from one country's App Store.
- Price
- ¥1,500
- Rating
- 4.9 / 5 stars27 ratings United Kingdom
- Released
- 3 Nov 2015
- Last update
- Version 2.2.17
- Requires
- iOS 13.0or later
- Size
- 8.8 MB
- Languages
- 11
Rank history
Higher on the chart is better: #1 is at the top.
Sign in to see 30 days, 90 days and all history.
Japan · Paid · Productivity: best #25, latest #25, over 7 snapshots since 27 Oct.
Current rankings
Every chart this app is in right now, best position first.
| Chart | Rank | 24 h | 7 days | Best | Days on chart |
|---|---|---|---|---|---|
| Japan· Paid · Productivity · best #25 · 1 day | #25 | New entry | Not enough history yet | #25 | 1 |
Ranking events
Entries, big moves, #1s and new versions we've recorded, by day.
- Entered the Paid · Productivity chart at #25Japan
- Dropped #42 → #80 in Paid · ProductivityUnited Kingdom
- Entered the Paid · Productivity chart at #42United Kingdom
- Entered the Paid · Productivity chart at #32Australia
Competitors
Full chartTop of Paid · Productivity in Japan. ロック・メモ PRO is #25 there. Changes are over 7 days.
- #1 (number one)Up 2 placesGroundwire: VoIP SIP SoftphoneAcrobits
- #2No changeTypeDrawTrautmann & Dorre GbR Shaped Agency
- #3Down 2 placesFLKBShota Hori
- #4Up 10 placesAcrobits: VoIP SIP SoftphoneAcrobits
- #5No changeiFacialMocapDevelopW LLC
- #6Up 1 placeThings 3Cultured Code GmbH & Co. KG
- #7Up 24 placesPythonista 3omz:software
- #8Up 30 placesCamScanner + | OCR ScannerLinguan Data
- #9Up 7 places図形電卓 ShapeInfo PlusNoriyasu Kutsuzawa
- #10Down 6 placesTampermonkeyJan Biniok
- #11Up 18 placesBusyCal: Calendar & TasksBusy Apps FZE
- #12Down 3 placesWhisper Notes - Speech to TextSmashMelon LLC
- #13Not enough history yetLEFT / RIGHT — 見開き手帳RIEKO NAITO
- #14Up 21 placesFormationYuma Ikeda
- #15Not enough history yetFSNotesOleksandr Hlushchenko
- #16New entry隊形ノート ダンス・チアの立ち位置づくりOneWorld Co., Ltd.
- #17New entry強力パスワード生成: ランダムパスワードジェネレーターCodepaint Inc.
- #18New entryメモれる電卓 : FusionCalc2 ProLeo Rivas-Micoud
- #19New entryCalzyRaja Vijayaraman
- #20New entry
- #25New entryロック・メモ PROThis app
About
From the app's App Store listing.
A SINGLE PURCHASE COVERS ALL YOUR IPHONE AND IPAD DEVICES. FINALLY AN APP FOR ALL YOUR PRIVATE NOTES!
Keep your most valuable, private, and secret notes away from prying eyes. Keep them all totally secret and safe. Store passwords, secrets, contacts or just keep your diary private.
KEY FEATURES:
- Use Touch ID or passcode to safely lock access to your private notes.
- Set a security question and answer in case you forget your passcode.
- Safely Backup your valuable notes to iCloud.
- Quickly
What's new
Version 2.2.17 · 25 Oct 2023 ·
Fixed bugs and improved performance.
More from JulyApps Ltd
Their other apps that Appulse has seen in the charts, charting ones first.
| App | Best rank now | Released | App Store |
|---|---|---|---|
gTasks Pro for Google TasksProductivity · | Paid · ProductivityBrazil#85 | ||
Will it Rain? PRO NotificationWeather · | Not charting |
Ranks come from Apple's public App Store charts, checked once a day. Appulse Index isn't affiliated with Apple.