Comparison

Auth Code vs Voice, Photo & Geometry Calc

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

Head to head
About

Auth Code

Secure your online accounts with this app that generates one-time verification codes for services supporting two-factor authentication. Easily add accounts by scanning QR codes, importing images, or manually entering setup keys. Offers features like app lock, encrypted backups, and optional iCloud sync for enhanced security and convenience.

Highlights
  • One-time verification codes (TOTP/HOTP)
  • QR code scanning for account setup
  • Import from Google Authenticator
  • App Lock with Face ID/Touch ID
  • Encrypted backups
  • Optional iCloud Sync
  • Home Screen Widget
Features
Read full description

Protect your online accounts with simple and secure two-factor authentication. Auth Code generates one-time verification codes for services that support authenticator-based 2FA. Scan a QR code, import a saved QR image, enter a setup key manually, or transfer your accounts from Google Authenticator. KEY FEATURES • One-Time Verification Codes Generate time-based (TOTP) and counter-based (HOTP) codes for compatible websites and services. Generate your codes without an internet connection. • Easy Account Setup Add accounts by scanning QR codes with your camera, importing QR images from Photos, or entering setup keys manually. • Import from Google Authenticator Transfer accounts using Google Authenticator export QR codes, including exports with multiple QR codes. • Keep Accounts Organized Find accounts with search and mark frequently used accounts as favorites for quick access. • App Lock & Privacy Controls Protect access with Face ID or Touch ID on supported devices, configure automatic locking, and hide codes from view. • Encrypted Backups Export backups encrypted with a password you choose and restore your accounts when needed. Keep your backup file and password safe. • Optional iCloud Sync Sync accounts across your devices. Your accounts are encrypted before being stored in your private iCloud database. • Home Screen Widget View authentication codes from your Home Screen. • Light & Dark Appearance Choose a light theme, a dark theme, or follow your device settings. HOW IT WORKS 1. Enable authenticator-based two-factor authentication on a supported website or service. 2. Add the account to Auth Code using its QR code or setup key. 3. Enter the generated verification code to complete setup. 4. Open Auth Code whenever you need a code to sign in. Two-factor authentication adds an extra layer of protection beyond your password. Auth Code works with services that support standard TOTP or HOTP authentication. PREMIUM FEATURES Premium unlocks unlimited accounts, encrypted iCloud sync, and password-protected backup export. Restoring an existing encrypted backup is available without Premium. Privacy Policy: https://authcode.site/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Voice, Photo & Geometry Calc

Features
Read full description

A free calculator with voice input in both Chinese and English. Speak an expression, use the keypad, sum numbers from a photo, or solve a geometric shape from known measurements. Switch between four modes as needed. — Four Ways to Calculate 【Bilingual Voice Calculator】 Tap the microphone and say “ten plus six times two”, The app displays the recognized speech, expression, and result, following the correct order of operations. Say “equals” to finish one calculation and continue with the next. 【Standard Calculator】 Enter expressions with the keypad and see the full expression and a live result. If you make a mistake, use backspace to edit it step by step. 【Photo Calculator】 Photograph a list of numbers or import a photo or screenshot, then select the area you want to calculate. Review, edit, add, remove, or exclude recognized numbers before viewing their sum and average. Save the confirmed result to your local history. 【Geometry Calculator】 Solve 12 shapes: right, isosceles, equilateral, and general triangles; squares, rectangles, trapezoids, parallelograms, and regular hexagons; circles, semicircles, and sectors. Enter known measurements to calculate the side lengths, angles, perimeter, area, and other values that can be determined. When more than one solution is possible, you can switch between them. The shape dropdown includes outline icons and remembers your last selection. Changing the length unit also converts values you have entered. — History and Settings Calculation history is stored on your device. Delete individual entries or clear your history at any time. Choose from eight accent colors and adjust haptic feedback and screen awake settings. All features are free to use. — Privacy No ads or tracking. Photo recognition takes place on your device, and photos are not uploaded. Voice recognition uses Apple Speech; depending on your device and system settings, Apple may process the audio. The developer does not store recordings. Calculation history and settings remain on your device. Requires iOS 26.0 or later. Available in Simplified Chinese and English.

Screenshots

Auth Code4 screens
Voice, Photo & Geometry Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: Voice, Photo & Geometry Calc at none against Auth Code's 2. Auth Code's advantage is iOS requirement (16.6 vs 26.0). On price, update cadence, ads and device support 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. Auth Code sells 2 in-app purchases, starting at $9.99 per month. Voice, Photo & Geometry Calc asks for nothing beyond the download.

UpkeepUpdate frequency

Auth Code ships an update every 10 days, Voice, Photo & Geometry Calc every 5 days. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

Scorecard2 real differences · 8 level
Auth Code versus Voice, Photo & Geometry Calc: the parameters behind the verdict, then further details
ParameterAuth CodeVoice, Photo & Geometry Calc
PriceFreeFree
Rating5.0 (6 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 10 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better26.0
Further details — not scored
Size26 MB3 MB
Age rating4+4+
DeveloperIvanna Koryliak跃继 贾

In-app purchases

2 purchases

Auth Code

Subscriptions2
  • Premium Monthly3 Days trial$9.991 Month
  • Premium Yearly$39.991 Year
None

Voice, Photo & Geometry Calc

No in-app purchases

Questions

Is Auth Code free?
Auth Code is free to download, with in-app purchases available.
Is Voice, Photo & Geometry Calc free?
Voice, Photo & Geometry Calc is free to download, with no in-app purchases.
Do Auth Code or Voice, Photo & Geometry Calc have ads?
Neither Auth Code nor Voice, Photo & Geometry Calc shows ads.
Which is updated more often, Auth Code or Voice, Photo & Geometry Calc?
Auth Code ships an update every 10 days, and Voice, Photo & Geometry Calc every 5 days. Most recently, Auth Code was updated on October 21, 2026 and Voice, Photo & Geometry Calc on October 22, 2026.

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