Comparison

Sullivan+ vs Zuzanka

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

Head to head
About

Sullivan+

This visual assistance app uses AI and your smartphone camera to describe surroundings, read text, identify faces, and find objects. It offers features like currency recognition and color identification to enhance accessibility for the blind and visually impaired.

Highlights
  • AI object and scene description
  • Text recognition and reading
  • Face recognition with age/gender
  • Object finder with voice guidance
  • Currency denomination announcement
  • Color recognition
Features
Read full description

Sullivan Plus is a visual assistance app provided by TUAT for information accessibility for the blind and low vision, and provides information recognized through the smartphone camera to users who need visual assistance. Sullivan Plus X SKtelecom Please support the warm collaboration between Sullivan Plus and SKtelecom! Experience Sullivan Plus with SKtelecom's diverse and powerful AI technologies! ■ AI Facecan that recognizes age, gender, and facial expressions Register your face The face registration function has been added to the face recognition mode. You can register the face of anyone you want, and find the face of the person you registered in a photo. Object Finder The object-finding feature has been added. Select the object you want to find from the list and scan your surroundings. The app will notify you with vibrations and voice prompts. PDF Quota Donation Donate your unused PDF Reader quota to help others who need it. By donating, users who have exhausted their PDF quota for the day will be able to read additional image-based PDF files based on the donated amount. If you’ve already used up your quota for the day, you can request donations. Other users can see your donation request message and choose to participate. :) Currency Recognition Sullivan Plus announces the denomination of bills via voice. (Supported currencies: Korean Won, US Dollar, Euro, Japanese Yen) Q&A Board The Q&A Board has been added for users who couldn’t resolve questions or share tips due to the lack of a communication space. If someone comments on your post, you’ll receive a notification so you can check it instantly! [Key Features] 1. AI Mode 2. Automatic Image Description 3. Text Recognition 4. Face Recognition ■ Curious about your surroundings? AI Mode - Identifies objects around you and generates descriptive sentences for the scene. ■ Struggling to read letters on mail, magazines, or newspapers? Text Recognition - Detects text and announces it audibly. Point your camera at the area with the text you want to recognize. ■ Wondering about someone you just met? Face Recognition - Identifies the person captured on camera and provides their age and gender. ■ Automatically recognize your surroundings. Automatic Image Description - No need to press the shutter button. The app automatically detects the environment and provides voice guidance. ■ Looking for the location of objects around you? Object Finder - Select the object you’re looking for, and the app will guide you to its location using voice prompts. ■ Having trouble finding the right color for your outfit in the morning? Color Recognition - Supports single-color mode to identify the color at the center of the screen and full-screen mode to identify dominant colors across the entire view. ■ Manage Samsung Electronics home appliances more smartly! Consumer Electronics Mode - Connect the QR code of Samsung Electronics home appliances to the SmartThings app to easily control products, check their status, access manuals, and request services. ■ Assisting those with low vision, not just total blindness. Magnifier - The camera's zoom function lets you enlarge or reduce objects or text and supports color inversion. [Permissions Required] The camera is used to capture images so the app can describe objects, text, and surroundings aloud for users who are blind or have low vision. Camera - Controls the camera and captures photos using the camera API. Storage - Temporarily stores captured images and deletes them after the analysis is complete. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Zuzanka

This app scans expiry dates, barcodes, and QR codes on food products. It converts expiry dates to text, offers product information, and supports visually impaired users with features like guiding sounds and voice output. Keep your kitchen organized and your food fresh.

Highlights
  • Expiry date scanning with guiding sounds
  • Barcode and QR code scanning
  • Product information lookup
  • Customizable contrast and voice output
  • Export scanned data
  • OCR feature for text recognition
Features
Read full description

Zuzanka is the world's first expiry date, barcode and QR code scanner. The app quickly locates expiry dates on food products, converts them to text format and allows export to other applications. You can also scan barcodes and QR codes, create custom labels and search for additional information about products. Thanks to our special algorithm you will instantly learn all the information about a product that you hold in your hand. Zuzanka was developed to support the blind and visually impaired people, but it will be useful to anyone who wants to keep their kitchen tidy. Having trouble finding the expiration date on the packaging? Can't see the small font that the date is written in? Do you want to check if the product in your fridge is still edible? Don’t know if you hold cream or jogurt in your hand? Want to learn what’s inside a package that you’ve been keeping on that shelf for months?The Zuzanka app is for you! * Easily find the expiration date on the packaging. The guiding sounds generated by your device will help you with this. If the scanned date indicates that the product is expired, the application will additionally inform you about it. * Wondering where to look for expiration dates? Check out the special section where we share our experience gained by taking several thousand photos of expiration dates. * Do you have doubts whether the app recognized the date correctly? No problem. Share a photo with a friend. You can also zoom and rotate the scanned expiration date photo. * Share the recognized date with e.g. to the Notes or Calendar app. * Turn on the contrast mode and read the expiration date in a synthetic voice. You can also zoom in on the recognized date to make it easier to see. All buttons and fonts meet contrast requirements. You can customize them to your needs. * Want to learn what’s the product you hold in your hand? No problem! The app quickly scans barcodes and QR codes. Thanks to our specially designed, unique algorithm you will get instant information about barcodes on most of the products. * If all fails, you can always the built-in OCR feature. Just shake your phone and it will switch into CR mode. Shake again and you will return to scanning. No need to open other applications, Zuzanka offers everything you need to learn about your food products. * The application is fully compatible with VoiceOver. * Use haptic feedback to know when the scanner has started or detected a date, barcode or QR code without having to listen to sounds. Zuzanka is the fulfillment of a need reported by a blind person with whom we work in the team. The release of the app and any additional features is always preceded by tests with blind and visually impaired users. Do you want to report a problem in the functioning of the app? Have ideas on how to improve it? Feel free to contact us: kontakt@zatoichi.pl. You can use the app for free. To scan expiry dates, barcodes and QR codes, the app offers a free 2-week trial, free one scan once a day, free one-day access once a month for the first few months. The app also offers in-app purchases that give you unlimited access to the expiry date, barcode and QR code scanning feature. You can purchase a lifetime access and pay only once, or you can purchase auto-renewable subscription. Privacy policy: https://zuzanka-terms-of-use.web.app/privacy-policy Terms of Use: https://zuzanka-terms-of-use.web.app/terms-of-use

Screenshots

Sullivan+4 screens
Zuzanka4 screens

Verdict

The call

The clearest difference is monetization model: Sullivan+ at free against Zuzanka's free with in-app purchases. Sullivan+ also leads on ratings volume (22 vs 2). Zuzanka's advantage is update cadence (fortnightly vs every 2 months) and review sentiment (100% vs 86%). 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. Sullivan+ sells 3 in-app purchases, starting at $9.99 per month and Zuzanka sells 4 in-app purchases, starting at $5.00 per month. 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 Sullivan+ against 4.5 for Zuzanka. That said, the two scores are not equally well evidenced: Sullivan+ has 22 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 86% of Sullivan+'s written reviews are positive against 100% of Zuzanka's.

UpkeepUpdate frequency

Sullivan+ ships an update every 2 months, Zuzanka fortnightly. The most recent releases landed on October 20, 2026 and October 8, 2026 respectively.

Scorecard5 real differences · 5 level
Sullivan+ versus Zuzanka: the parameters behind the verdict, then further details
ParameterSullivan+Zuzanka
PriceFreeFree
Rating4.4 (22 ratings)4.5 (2 ratings) — better
Positive reviews85.7% of reviews100.0% of reviews — better
Number of ratings22 — better2
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.612.0 — better
Further details — not scored
Size136 MB159 MB
Age rating4+4+
DeveloperTUAT Inc.Zatoichi Sp. z o.o.

Customer experience

Sullivan+

All ratings22 ratings
Positive77.3%
Neutral18.2%
Negative4.5%
Written reviews35 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

Zuzanka

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Sullivan+

Subscriptions1
  • Pro$9.991 Month
One-time2
  • Pro Usage 5,000 Top-Up$2.99
  • Pro Usage 15,000 Top-Up$6.99
4 purchases

Zuzanka

Subscriptions3
  • Product scanning - Monthly1 Month trial$5.001 Month
  • Product scanning - 6 mos.6 Months trial$20.006 Months
  • Product scanning - Annual1 Year trial$35.001 Year
One-time1
  • Product scanning - Lifetime$79.00

Questions

Is Sullivan+ free?
Sullivan+ is free to download, with in-app purchases available.
Is Zuzanka free?
Zuzanka is free to download, with in-app purchases available.
Which has better reviews, Sullivan+ or Zuzanka?
Zuzanka is rated higher. Sullivan+ averages 4.4 out of 5 from 22 ratings, while Zuzanka averages 4.5 from 2 ratings.
Do Sullivan+ or Zuzanka have ads?
Neither Sullivan+ nor Zuzanka shows ads.
Which is updated more often, Sullivan+ or Zuzanka?
Sullivan+ ships an update every 2 months, and Zuzanka fortnightly. Most recently, Sullivan+ was updated on October 20, 2026 and Zuzanka on October 8, 2026.

Other comparisons