Comparison

OPQRcoder vs HITONOTE

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

Head to head
About

OPQRcoder

Features
Read full description

Standard QR codes contain unused "padding" bytes after the encoded data. OPQR writes your image into those bytes — invisible to scanners, visible to eyes. Select an image or take a photo and generate code with any text.

About

HITONOTE

Easily record and manage personal information for contacts, customers, or students. Organize details like names, ages, birthdays, and occupations with customizable views and secure app locking.

Highlights
  • Record diverse personal details
  • Organize by groups
  • Customizable display items
  • Secure app locking
  • Manage customer/student info
Features
Read full description

\An app to take notes on people's information/ ◇Recommended for these people ・I want to manage customer information ・I want to manage student information ・I want to manage information about friends and family ◇Recommended points - A variety of information can be registered, such as name, age, phone number, person, birthday, occupation, etc. ・Easy to view and manage in groups ・You can select the items you want to display, so unnecessary information is hidden. ・Security is safe because you can lock the app.

Screenshots

OPQRcoder3 screens
HITONOTE4 screens

Verdict

The call

The clearest difference is in-app purchases: HITONOTE at none against OPQRcoder's 1. HITONOTE also leads on update cadence (daily vs every 16 months). OPQRcoder's advantage is device support (3 vs 1). On price, ads 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. OPQRcoder sells 1 one-off in-app purchase. HITONOTE asks for nothing beyond the download.

UpkeepUpdate frequency

OPQRcoder ships an update every 16 months, HITONOTE daily. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 5 level
OPQRcoder versus HITONOTE: the parameters behind the verdict, then further details
ParameterOPQRcoderHITONOTE
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 16 monthsDaily — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.0
Further details — not scored
Size37 MB19 MB
Age rating9+4+
DeveloperTakaho Endotatsuyuki shibuya

In-app purchases

1 purchases

OPQRcoder

One-time1
  • OPQRcoder Pro$1.99
None

HITONOTE

No in-app purchases

Questions

Is OPQRcoder free?
OPQRcoder is free to download, with in-app purchases available.
Is HITONOTE free?
HITONOTE is free to download, with no in-app purchases.
Do OPQRcoder or HITONOTE have ads?
Neither OPQRcoder nor HITONOTE shows ads.
Which is updated more often, OPQRcoder or HITONOTE?
OPQRcoder ships an update every 16 months, and HITONOTE daily. Most recently, OPQRcoder was updated on September 25, 2026 and HITONOTE on September 19, 2026.

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