Comparison

Diamond Diary Notes With Lock vs Invitation Card Designer

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

Head to head
About

Diamond Diary Notes With Lock

Securely record your thoughts, memories, and ideas in a private digital journal. Personalize entries with photos, emoticons, and custom fonts. Protect your secrets with password, pattern, or biometric locks.

Highlights
  • Password/Biometric Lock
  • Add Photos & Emoticons
  • Customizable Fonts & Backgrounds
  • iCloud Sync
  • Search & Calendar View
  • Write & Edit Entries
Features
Read full description

Looking for a safe place for your secrets and memories? Diamond Diary Notes With Lock is the perfect journal app for you! Write about your dearest moments, ideas, write your love story and lock your notes! Have a cute glitter daily planner that will help you organize your life! Your new best friend is here, write all special thoughts and moments in a diamond diary that will be safe and well-hidden. You can attach photos, cute emoticons and say everything that's on your mind – without anyone judging you! Don't leave out a single detail and have the cutest glitter diamond diary that you can use to write new entries anytime and anywhere on your phone! How to use: ** Open your diary to write a new entry whenever you want ** ** Write a title for a new entry and add cute emoticons ** ** Choose fancy fonts and set font color ** ** Set cute backgrounds for your notes ** ** Add photos to your entries ** ** Search, modify and delete entries as you wish ** ** Lock the diary using a pattern, pin code, touch ID/ face recognition ** ** Set a recovery question and answer ** ** All notes will be saved on iCloud and available on both iPhone or iPad** ** You can share your notes with friends online, or post on social networks! ** With the most amazing diamond secret journal, you can share all your thoughts and write about your precious moments spent with family and friends! Something exciting happened at school today? Write it all out so you don't forget it! Search through your journal quickly and easily and have a calendar view of all your writings! Personalize your diary with emoticons, photos and selfies – create amazing stories that you will be happy to read over and over again. Have fun! Diamond Diary Notes With Lock is free to download but some of its options require additional payment and are available through In-App purchases. --------------- - Your subscription lasts 1 month, 6 months, or 1 year, depending on the subscription level chosen at the time of purchase. - You will be charged $2.99 for 1 month, $14.99 for 6 months, $23.99 for 1 year, depending on the subscription level chosen at the time of purchase. - Payment will be charged to your iTunes Account at confirmation of purchase. - Your subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current subscription. - Your account will be charged for a renewed subscription within 24 hours prior to the end of current subscription. You will be charged $2.99 for 1 month, $14.99 for 6 months, or $23.99 for 1 year, depending on your subscription level. - You can manage your subscription and switch off the auto-renewal by accessing your account settings after purchase. - You cannot cancel the current subscription during the active subscription period. - Any unused part or time-span of a free trial period will be forfeited, as soon as you purchase a subscription. - You can view our Privacy Policy here: https://www.appmastersstudio.com/privacy-policy/ - You can view our Terms of Service here: https://www.appmastersstudio.com/terms-of-use/

About

Invitation Card Designer

Design custom invitations for any event with a variety of templates and AI-generated backgrounds. Personalize your cards with fonts and colors, then share them digitally or print them out. Make your special occasions memorable with unique designs.

Highlights
  • AI-generated backgrounds
  • Extensive template library
  • Customizable fonts and colors
  • Multiple export formats (PDF, PNG, GIF)
  • Direct sharing via email and social media
  • Printable invitation options
Features
Read full description

Invitation Card Designer is a professional editing tool to create exclusive invitations for every occasion. TEMPLATES FOR YOUR SPECIAL EVENTS - Birthday - Wedding - Date or dinner - Kids parties - Bridal Shower - Baby Shower - Gender Reveal - Christmas & New Year etc. CUSTOMIZATION OF YOUR OWN CARDS - Generate the background for your invitation using AI - Choose fonts, colours and add a text to create perfect designs IMPRESS YOUR GUESTS - Save your card in PDF, PNG or GIF - Choose an envelope - Share your unique invitations via email or social networks - Print it & invite your family and friends Make your event special! Some features may be available with a subscription only: access to all templates, animation of all cards and unlimited sending of invitations. Subscription renews automatically. Tap the links below for more information: https://aheadco.solutions/terms-of-use.html https://aheadco.solutions/privacy-policy.html

Screenshots

Diamond Diary Notes With Lock4 screens
Invitation Card Designer4 screens

Verdict

The call

Diamond Diary Notes With Lock and Invitation Card Designer both sit at 4.4 stars, but that hides the real split: 50% of Diamond Diary Notes With Lock's written reviews are positive against 10% of Invitation Card Designer's. Diamond Diary Notes With Lock also leads on ratings volume (8.9K vs 101). Invitation Card Designer's advantage is update cadence (every 2 weeks vs every 5 months). On price, rating, 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

Both are free to download. Diamond Diary Notes With Lock sells 8 in-app purchases, starting at $3.49 per month and Invitation Card Designer sells 6 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for Diamond Diary Notes With Lock against 4.5 for Invitation Card Designer. That said, the two scores are not equally well evidenced: Diamond Diary Notes With Lock has 8.9K ratings behind it against 101, so its average is the more settled of the two. Written reviews are what separate them: 50% of Diamond Diary Notes With Lock's written reviews are positive against 10% of Invitation Card Designer's.

UpkeepUpdate frequency

Diamond Diary Notes With Lock ships an update every 5 months, Invitation Card Designer every 2 weeks. The most recent releases landed on November 2, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Diamond Diary Notes With Lock versus Invitation Card Designer: the parameters behind the verdict, then further details
ParameterDiamond Diary Notes With LockInvitation Card Designer
PriceFreeFree
Rating4.4 (8.9K ratings)4.5 (101 ratings) — better
Positive reviews49.6% of reviews — better9.7% of reviews
Number of ratings8.9K — better101
Update frequencyEvery 5 monthsEvery 2 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size123 MB223 MB
Age rating4+4+
DeveloperMilica PetrovicAheadCo LLC

Customer experience

Diamond Diary Notes With Lock

All ratings8,622 ratings
Positive83.1%
Neutral5.8%
Negative11.1%
Written reviews647 reviews
Positive49.6%
Neutral10.7%
Negative39.7%

Invitation Card Designer

All ratings101 ratings
Positive87.1%
Neutral1.0%
Negative11.9%
Written reviews31 reviews
Positive9.7%
Neutral6.5%
Negative83.9%

Bugs and requests

Diamond Diary Notes With Lock

Reported bugs

2 issues
  • Crashes and unexpected shutdowns
  • Date display issues

Requested features

4 requests
  • Free locking option
  • Fingerprint/passcode protection
  • Improved scrolling and editing
  • More font and customization choices

Invitation Card Designer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Diamond Diary Notes With Lock

Subscriptions6
  • 1 Month Subscription$3.491 Month
  • 1 Week Subscription3 Days trial$6.997 Days
  • 6 Months Subscription$17.996 Months
Show 3 more
  • 1 Year Subscription$28.991 Year
  • 1 Year Subscription$29.991 Year
  • 1 Year Subscription$59.991 Year
One-time2
  • Lock Diary$1.99
  • Remove ADs$1.99
6 purchases

Invitation Card Designer

Subscriptions6
  • Get 1 week at a special price$6.997 Days
  • 2 Months Subscription$17.992 Months
  • Get 1 month at a special price$19.991 Month
Show 3 more
  • Invites and Digital Card Maker$24.993 Months
  • 2 Month Subscription3 Days trial$39.992 Months
  • Invites & Digital Card Maker3 Days trial$59.991 Year

Questions

Is Diamond Diary Notes With Lock free?
Diamond Diary Notes With Lock is free to download, with in-app purchases available.
Is Invitation Card Designer free?
Invitation Card Designer is free to download, with in-app purchases available.
Which has better reviews, Diamond Diary Notes With Lock or Invitation Card Designer?
Invitation Card Designer is rated higher. Diamond Diary Notes With Lock averages 4.4 out of 5 from 8.9K ratings, while Invitation Card Designer averages 4.5 from 101 ratings.
Do Diamond Diary Notes With Lock or Invitation Card Designer have ads?
Both Diamond Diary Notes With Lock and Invitation Card Designer show ads.
Which is updated more often, Diamond Diary Notes With Lock or Invitation Card Designer?
Diamond Diary Notes With Lock ships an update every 5 months, and Invitation Card Designer every 2 weeks. Most recently, Diamond Diary Notes With Lock was updated on November 2, 2026 and Invitation Card Designer on October 24, 2026.

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