Comparison

bunkoOCR vs Geek's hexadecimal calculator

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

Head to head

bunkoOCR

OCR with DeepLearning

Free

📊 Productivity

No ratingsView app →

Geek's hexadecimal calculator

Comfy calculator for coders.

$1.99

📊 Productivity

No ratingsView app →

About

bunkoOCR

This app uses deep learning for on-device optical character recognition. It excels at recognizing horizontal and vertical text, particularly in Japanese and English, with a focus on pocket edition books.

Highlights

On-device deep learning OCR
Recognizes horizontal and vertical text
Optimized for Japanese and English
Works with pocket edition books
No data sent externally

Features

Read full description

This is an Optical Character Recognition(OCR) software with deeplearing model. All computation run on the device, no data is sent outside. This app can recognize horizontal and vertical text with ruby in facing page on Bunko(pocket edition) book. This app has best performance with Japanese and English text.

About

Geek's hexadecimal calculator

Features

Read full description

This is a clean and simple hexadecimal calculator for programmers. * Add free. * Supports hexadecimal, decimal, and binary integer arithmetic.  * Supports double precision real number operation.  * You can always convert numbers between integers and real numbers.  * Haptics produce a keystroke feel. * Dark mode support.  * Supports arithmetic operations, logic operations, bit shift, and modulo calculations.  * Results can be copied to other applications using the clipboard.

Screenshots

bunkoOCR4 screens

Geek's hexadecimal calculator2 screens

Verdict

The call

The clearest difference is price: bunkoOCR at Free against Geek's hexadecimal calculator's $1.99. bunkoOCR also leads on update cadence (every 6 days vs every 41 months). Geek's hexadecimal calculator's advantage is in-app purchases (none vs 3). On ads, device support 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

bunkoOCR is free to download; Geek's hexadecimal calculator costs $1.99 up front. bunkoOCR sells 3 one-off in-app purchases. Geek's hexadecimal calculator asks for nothing beyond the download.

UpkeepUpdate frequency

bunkoOCR ships an update every 6 days, Geek's hexadecimal calculator every 41 months. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

Scorecard3 real differences · 5 level

bunkoOCR versus Geek's hexadecimal calculator: the parameters behind the verdict, then further details
Parameter	bunkoOCR	Geek's hexadecimal calculator
Price	Free — better	$1.99
Positive reviews	77.8% of reviews	—
Update frequency	Every 6 days — better	Every 41 months
Ads	No	No
In-app purchases	Yes	No — better
Monetization	Free with in-app purchases	—
Devices	iPhone, iPad, Mac — better	iPhone, Vision Pro
Requires iOS	18.0 — better	18.6
Further details — not scored
Size	818 MB	2 MB
Age rating	4+	4+
Developer	ichiro NAKAHARA	Tai Yamaguchi

In-app purchases

3 purchases

bunkoOCR

One-time3

Orange juice$3.99
Dinner$17.99
A day of GPU rent$99.99

None

Geek's hexadecimal calculator

No in-app purchases

Questions

Is bunkoOCR free?

bunkoOCR is free to download, with in-app purchases available.

Is Geek's hexadecimal calculator free?

Geek's hexadecimal calculator costs $1.99, with no in-app purchases.

Do bunkoOCR or Geek's hexadecimal calculator have ads?

Neither bunkoOCR nor Geek's hexadecimal calculator shows ads.

Which is updated more often, bunkoOCR or Geek's hexadecimal calculator?

bunkoOCR ships an update every 6 days, and Geek's hexadecimal calculator every 41 months. Most recently, bunkoOCR was updated on October 14, 2026 and Geek's hexadecimal calculator on October 15, 2026.