Comparison

Denso vs Disappearing Notes

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

Head to head
About

Denso

Features
Read full description

Stay on top of communication with this application. β€œDenso - Send a Memo” turns your iPhone or iPad into a β€œWhile you were out memo pad” that can send memo via email, message or share as PDF. Simple interface and an innovative concept has made it easier to send memo with missed calls info. *Important notice: Use the information recoded or functionality provided in / or generated with this application only as a rough indication, rough estimates or as a rough guide. Even though we do our best to provide you with confirmed information and tried-and-tested features, the accuracy and successful operation and performance of the application are NOT GUARANTEED by us. Users are strongly advised to confirm the information of their interest with other sources and not to ultimately rely on functionality and performance of this application. This application is provided β€œas is” and with all faults. You bear the risk of using it. We shall not be responsible or liable for any loss or damage of any kind incurred as a result of the use of functions or the content of this application. By using this application you are agreeing to these terms. If you do not agree to these terms do not use this application.

About

Disappearing Notes

This app allows you to create temporary notes that automatically delete after a set time. Choose from various expiry durations or opt for no expiry. Notes can be easily managed and synced across devices.

Highlights
  • Create notes up to 1000 characters
  • Set custom expiry times
  • Swipe to delete notes
  • iCloud sync across devices
  • Choose from multiple expiry durations
Features
Read full description

Sometimes you don't want your memos to last forever. So we created this app just for that use case! It's a simple memo app that let's you pick a time for your memos to disappear. Features: - Create memos with upto 1000 characters. - Easily delete memos with a swipe to the left from the home screen. - Set a time for your memos to disappear(choose from 10 minutes, 1 hour, 6 hours, 12 hours, 24 hours or no expiry). - iCloud sync to keep your memos in sync across all your devices.

Screenshots

Denso3 screens
Disappearing Notes4 screens

Verdict

The call

The clearest difference is price: Disappearing Notes at Free against Denso's $0.99. Disappearing Notes also leads on update cadence (every 4 months vs every 39 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Disappearing Notes is free to download; Denso costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Denso ships an update every 39 months, Disappearing Notes every 4 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard2 real differences Β· 6 level
Denso versus Disappearing Notes: the parameters behind the verdict, then further details
ParameterDensoDisappearing Notes
Price$0.99Free β€” better
Positive reviewsβ€”100.0% of reviews
Update frequencyEvery 39 monthsEvery 4 months β€” better
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Free
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.0 β€” better
Further details β€” not scored
Size0 MB0 MB
Age rating4+4+
DeveloperSystemiko Inc.Jordan Holland

In-app purchases

None

Denso

No in-app purchases

None

Disappearing Notes

No in-app purchases

Questions

Is Denso free?
Denso costs $0.99, with no in-app purchases.
Is Disappearing Notes free?
Disappearing Notes is free to download, with no in-app purchases.
Do Denso or Disappearing Notes have ads?
Neither Denso nor Disappearing Notes shows ads.
Which is updated more often, Denso or Disappearing Notes?
Denso ships an update every 39 months, and Disappearing Notes every 4 months. Most recently, Denso was updated on November 3, 2026 and Disappearing Notes on November 4, 2026.

Other comparisons