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LOCK MEMO - Secure Notes

App Store·UtilitiesFree + IAP4.73 (494)launched 10.6y agoapp updated 28d ago
Scout Score
9

LOCK MEMO - Secure Notes generates an estimated $100–$600/month in revenue from 200–1k downloads/month on the App Store, according to AppCurrents estimates (updated 2026-08-02).

Estimates updated 02.08.2026 · How we estimate · Ranges reflect model confidence, not exact figures.
Est. revenue / month$100–$600
Est. downloads / month200–1k
Estimate confidencelow
PricingFree + IAP
Rating4.73 ★ (494 ratings)
CategoryUtilities
Released07.01.2016
App last updated09.07.2026
PlatformiOS
Est. downloads / mo
200–1k
Est. revenue / mo
$100–$600
Rating velocity / day
0
Chart velocity
Peak rank
Days tracked

Modeled monthly estimate · rating velocity · low confidence

About

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…

Trends & analysis

Chart rank trend

US · overall
Collecting rank historyno snapshots so far. Fills in twice daily.

Why it's surfacing

Scout 9
Newness
3
Breakout
0

Ratings & velocity

★ 0 in window
Total ratings
494
Jun 11Aug 1
New ratings / day
10
Jun 24Aug 1

Rating distribution

95% positive · 495 ratings
5
82%
4
13%
3
3%
2
1%
1
2%

Geographic reach

best rank · 0 storefronts
Collecting storefront coverageno snapshots so far. Fills in twice daily.

Revenue & downloads trend

ARPU $0
Est. revenue / mo · $254
$506$0
Jun 5Jul 26
Est. downloads / mo · 530
1k13
Jun 5Jul 26

In-app purchases

1 tiers
Premium Plan$1

Update history

3 updates tracked
  • v3.8.328d ago

    軽微な不具合の修正

  • v3.8.21mo ago

    bugfix.

  • v3.8.15mo ago

    bugfix.

LOCK MEMO - Secure Notes — FAQ

How much money does LOCK MEMO - Secure Notes make?

According to AppCurrents estimates, LOCK MEMO - Secure Notes generates approximately $100–$600 per month (low confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.

How many downloads does LOCK MEMO - Secure Notes get?

LOCK MEMO - Secure Notes sees an estimated 200–1k downloads per month on the App Store, per AppCurrents modeling.

Is LOCK MEMO - Secure Notes free?

LOCK MEMO - Secure Notes is free to download on the App Store, monetizing through in-app purchases.

What is LOCK MEMO - Secure Notes's rating?

LOCK MEMO - Secure Notes holds a 4.73-star average from 494 ratings on the App Store.

When was LOCK MEMO - Secure Notes released?

LOCK MEMO - Secure Notes launched on the App Store on 07.01.2016. Its latest version shipped 09.07.2026.

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