Comparison

Doc Scan:OCR and PDF Scanner vs Authenticator

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

Head to head
About

Doc Scan:OCR and PDF Scanner

This app acts as a smart scanning assistant, converting documents and images into editable text and PDFs. It offers features like OCR text recognition, ID card scanning, and photo translation, simplifying manual input and typesetting for students and office workers.

Highlights
  • Document scanning
  • OCR text recognition
  • ID card scanning
  • Photo translation
  • Image to Word conversion
  • PDF conversion
Features
Read full description

Scanner Almighty King is a smart scanning assistant tool that is convenient for students and office workers. Functions such as OCR text recognition, photo extraction scanning, image conversion to word, ID card scanning, photo translation, PDF conversion, etc., can be easily handled by Scanner Almighty King with one APP, eliminating the trouble of manual input and typesetting, high-definition image processing, and can be directly generated The electronic version is convenient, quick, clear and easy to use. ●Document scanning Use image processing algorithms to scan and manage your documents. ●Text recognition OCR text recognition, one-click text recognition. ● ID card scanning High-definition scanning of various documents, mobile scanner, 1:1 restoration of document printing, one-click stitching to A4 paper. ●Photograph translation Supports OCR recognition of most languages such as Chinese, English, Japanese, Korean, French, German, Russian, Spanish, etc., and fast translation. ●Image to Word Quickly and intelligently identify pictures, and convert word documents with one click, which is convenient and fast. ●Examination paper erasure Quickly erase the traces of the test paper and restore the original appearance of the test paper. ●receipt recognition Accurately identify the contents of receipts, making it easy to make electronic receipts. ●Business card recognition Accurate identification, standardized API output. ●PDF Converter One-click format conversion makes editing easier. ---------------------------------------- 【Automatic Renewal Terms】 There are three subscription options for premium accounts: Weekly membership: only $9.99/week Annual membership: only $29.99/year Lifetime membership: only $39.99 ● Subscription payment will be charged to your iTunes account at confirmation of purchase and at the beginning of each renewal period ● Renewal: The Apple iTunes account will be debited within 24 hours before the expiration, and the subscription period will be extended by one subscription period after the deduction is successful. ● Cancel Renewal: You may cancel your subscription or trial at any time by going to your iTunes account settings and canceling the subscription, otherwise it will automatically renew. This must be done 24 hours before the end of the trial period or any subscription period to avoid being charged. Subscriptions that include a trial period will automatically renew to a paid subscription. ● Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase ● When you purchase a premium subscription during a trial period, any unused portion of the trial period, if offered, will forfeit. ●Privacy Policy: http://static.rhinoxlab.com/html/privacy/saomiaoyiwannengwang_bodi_en.html?appName=DocScan ●Member Payment Agreement: http://static.rhinoxlab.com/html/paymentagreement/general.html

About

Authenticator

Enhance your online security with two-factor authentication. This app acts as a password manager, generating strong passwords and offering auto-fill for convenient and secure logins. It supports a wide range of services and securely backs up your data with encryption.

Highlights
  • Two-factor authentication
  • Password manager
  • QR code scanning
  • Auto-fill login information
  • Strong password generation
  • Encrypted data backup
  • Biometric unlock
Features
Read full description

The Authenticator app is your gateway to enhanced login security, leveraging two-factor authentication to safeguard your personal data and passwords from online threats. Acting as your personal password manager, it ensures you stay clear of the embarrassment of forgotten passwords. Easily scan QR codes or manually input codes to access and register for a wide array of popular services. With features like auto-fill and password generation, logging in becomes both convenient and secure. Moreover, your data is securely backed up with encryption, and your privacy is paramount, with robust measures in place to prevent misuse of your personal information.   Key Features: - Convenient Operation: Easily scan QR codes or manually input codes for quick adding 2FA codes. - Wide Compatibility: Supports numerous popular services like Facebook, Google, Amazon, covering a wide range of your commonly used accounts. - Data Backup Assurance: Your data is securely backed up with iCloud encryption, ensuring its safety in case of device loss or replacement. - Automatic Login Support: Auto-fill and one-click fill for login information liberate you from the hassle of remembering account passwords, making usage more convenient. - Strong Password Generation: The built-in password generator effortlessly creates hard-to-guess passwords, ensuring the security of your accounts. Plus, you can access these passwords on any device. - Biometric Unlock: Supports Face ID and Touch ID unlock, ensuring only authorized users can access your accounts. - Complete Privacy Protection: Employs unique security measures to comprehensively protect your privacy, preventing intrusion by cybercriminals, and ensuring your data is never used, shared, or sold.   Subscription: 1. Subscription service will be paid directly through iTunes account. 2. 24 hours before the subscription service expires, the system will automatically renew the subscription and deduct the corresponding fees according to the subscription type. 3. If you need to turn off the automatic renewal service, please do so in "Account Settings" at least 24 hours in advance. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings at iTunes Store after purchase.   Privacy Policy:https://docs.qq.com/doc/DRGRTZ3BTTVJWVmpk Terms of Use:https://docs.qq.com/doc/DRFBXSWxwZ2FtcXRI   If you have any questions or requests, please reach out to our customer support at: applinkhelp@outlook.com

Screenshots

Doc Scan:OCR and PDF Scanner4 screens
Authenticator4 screens

Verdict

The call

The clearest difference is rating: Authenticator at 5.0 against Doc Scan:OCR and PDF Scanner's 3.5. Doc Scan:OCR and PDF Scanner's advantage is ratings volume (8 vs 1). On price, review sentiment, update cadence and ads 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. Doc Scan:OCR and PDF Scanner sells 8 in-app purchases, starting at $4.99 per 7 days and Authenticator sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Authenticator holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Doc Scan:OCR and PDF Scanner has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 15% of Doc Scan:OCR and PDF Scanner's written reviews are positive against 20% of Authenticator's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
Doc Scan:OCR and PDF Scanner versus Authenticator: the parameters behind the verdict, then further details
ParameterDoc Scan:OCR and PDF ScannerAuthenticator
PriceFreeFree
Rating3.5 (8 ratings)5.0 (1 ratings) — better
Positive reviews15.4% of reviews20.0% of reviews — better
Number of ratings8 — better1
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.614.3 — better
Further details — not scored
Size72 MB58 MB
Age rating4+4+
DeveloperHangzhou Jiadi Bozhong林炽 钟

Customer experience

Doc Scan:OCR and PDF Scanner

All ratings8 ratings
Positive62.5%
Neutral0.0%
Negative37.5%
Written reviews13 reviews
Positive15.4%
Neutral0.0%
Negative84.6%

Authenticator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews20 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

8 purchases

Doc Scan:OCR and PDF Scanner

Subscriptions5
  • 扫描仪全能王-周会员7 Days trial$4.997 Days
  • monthly member$6.991 Month
  • weekly member$9.997 Days
Show 2 more
  • one-year member$29.991 Year
  • Quarterly member$39.993 Months
One-time3
  • 一个月高级版$2.99
  • 三个月vip$5.99
  • 永久会员$39.99
5 purchases

Authenticator

Subscriptions4
  • Authenticator - 1 Week3 Days trial2 variants$4.997 Days
  • Authenticator 1 Month$9.991 Month
  • Authenticator - 1 Year$29.991 Year
Show 1 more
  • Authenticator 1 Year$39.991 Year
One-time1
  • Authenticator - Lifetime$39.99

Questions

Is Doc Scan:OCR and PDF Scanner free?
Doc Scan:OCR and PDF Scanner is free to download, with in-app purchases available.
Is Authenticator free?
Authenticator is free to download, with in-app purchases available.
Which has better reviews, Doc Scan:OCR and PDF Scanner or Authenticator?
Authenticator is rated higher. Doc Scan:OCR and PDF Scanner averages 3.5 out of 5 from 8 ratings, while Authenticator averages 5.0 from 1 ratings.
Do Doc Scan:OCR and PDF Scanner or Authenticator have ads?
Neither Doc Scan:OCR and PDF Scanner nor Authenticator shows ads.
Which is updated more often, Doc Scan:OCR and PDF Scanner or Authenticator?
Doc Scan:OCR and PDF Scanner ships an update every 2 months, and Authenticator every 2 months. Most recently, Doc Scan:OCR and PDF Scanner was updated on September 21, 2026 and Authenticator on September 23, 2026.

Other comparisons