Comparison

Lenso Pro vs gaku

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

Head to head
About

Lenso Pro

Features
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Lenso - Professional EXIF Watermark Tool Elevate your photography with Lenso, the ultimate tool for adding professional watermarks rooted in your photo's EXIF data. Whether you are a professional photographer or an enthusiast, Lenso helps you showcase your gear and protect your work with style. Key Features: Smart EXIF Detection: Automatically reads ISO, Shutter Speed, Aperture, and Lens model to generate accurate watermarks instantly. Smart Templates: Save your favorite setups as templates. Our new update brings fully localized default templates that adapt to your language. Pro Camera Brands: Built-in logos and styles for major brands like Leica, Hasselblad, Sony, Canon, Nikon, Fujifilm, and more. Diverse Layouts: Choose from Overlay, Bottom Bar, White Border, or Smart Side layouts to fit your aesthetic. Batch Processing: Watermark dozens of photos at once. Save time without compromising quality. Privacy First: All processing happens locally on your device. We never upload your photos. Fully Customizable: Adjust fonts, colors, and layout positions. New in this Version: We are proud to announce full localization support for 32 languages, making Lenso accessible to photographers around the world! Supported Languages: English, Chinese, Japanese, Arabic, Hindi, Polish, Danish, German, Russian, French, Finnish, Korean, Dutch, Catalan, Czech, Croatian, Romanian, Malay, Norwegian, Portuguese, Swedish, Slovak, Thai, Turkish, Ukrainian, Spanish, Hebrew, Greek, Hungarian, Italian, Indonesian, Vietnamese. Download Lenso today and give your photos the professional finish they deserve! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

gaku

Features
Read full description

Frame your photos. Like art. gaku frames your photos with clean margins and shooting info (Exif). Full quality, no ads. โ—† Framing - Layouts: BAR / FRAME / POLAROID / FILM / CLEAN - Show camera info in the margin, or stamp it directly on the photo - Toggle camera model, focal length, aperture, shutter, ISO, and date with one tap - Adjust margin size, ratio (1:1 / 4:5 / 4:3 / 3:2 / 9:16), and colors - Two keyline borders: around the photo and along the outer edge - Text size, bold, and text color โ—† Quality & metadata - Exports at full resolution, no quality loss - Original Exif is preserved in exported JPEGs - GPS is removed from exports by default โ€” share safely โ—† Videos too - Apply the same frames to videos and export (Premium) โ—† Shot-location map - The places you frame are recorded on your own minimal white map (viewing requires Premium) - Map data never leaves your device โ—† Premium No watermark / video export / shot-location map / custom text / credit signature / all layouts / presets / batch processing / color extraction Monthly and yearly plans (both with a 7-day free trial), or a one-time lifetime purchase. โ—† About gaku - No ads - All processing happens on your device โ€” nothing is uploaded - No account required Terms of Use: https://gaku.mamonis.studio/terms_of_use.html Privacy Policy: https://gaku.mamonis.studio/privacy_policy.html

Screenshots

Lenso Pro4 screens
gaku3 screens

Verdict

The call

The clearest difference is update cadence: gaku at every 3 weeks against Lenso Pro's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Lenso Pro sells 3 in-app purchases, starting at $0.99 per month and gaku sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lenso Pro ships an update every 6 weeks, gaku every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard1 real difference ยท 5 level
Lenso Pro versus gaku: the parameters behind the verdict, then further details
ParameterLenso Progaku
PriceFreeFree
Update frequencyEvery 6 weeksEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1515.0
Further details โ€” not scored
Size88 MB21 MB
Age rating4+4+
Developer็ฟ” ้™ˆMAMORU TAKANAMI

In-app purchases

3 purchases

Lenso Pro

Subscriptions2
  • Monthly Plan$0.991 Month
  • Yearly Plan3 Days trial$5.991 Year
One-time1
  • Lifetime Plan$7.99
3 purchases

gaku

Subscriptions2
  • gaku Premium Monthly$1.991 Month
  • gaku Premium Yearly$14.991 Year
One-time1
  • gaku Premium Lifetime$29.99

Questions

Is Lenso Pro free?
Lenso Pro is free to download, with in-app purchases available.
Is gaku free?
gaku is free to download, with in-app purchases available.
Do Lenso Pro or gaku have ads?
Neither Lenso Pro nor gaku shows ads.
Which is updated more often, Lenso Pro or gaku?
Lenso Pro ships an update every 6 weeks, and gaku every 3 weeks. Most recently, Lenso Pro was updated on October 30, 2026 and gaku on October 31, 2026.

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