Comparison

Auth Armor Authenticator vs GeniusCalc

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

Head to head
About

Auth Armor Authenticator

Features
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Auth Armor Authenticator provides the ultimate in password-less and 2FA online security. Utilizing biometrics and/or security key support, Auth Armor uses public-key cryptography to ensure the best security possible. Instantly receive push messages and auth right away. No codes to type - just quick and easy auth. With Auth Armor, there is nothing to steal, nothing to remember, and nothing to forget.

About

GeniusCalc

Features
Read full description

Genius Calculator is a lightweight, powerful, and all-in-one calculation tool for daily use, student learning, engineering research, and financial scenarios. Fast calculation, accurate results, and highly customizable design bring you a simple and professional computing experience. 【Core Features】 1. Calculation|Basic & Scientific • Basic calculator: Addition, subtraction, multiplication, division, percentage and decimal operations for daily accounting. • Scientific calculator: Trigonometry, logarithm, exponent, square root and complex formulas for academic and professional use. 2. Conversion|Unit & Currency & Time • Unit conversion: Length, weight, area, volume, temperature, speed and more. • Real-time exchange rate: Global currency conversion with updated rates. • Time tools: Date interval, countdown, world clock and timezone lookup. 3. Toolbox|Professional Computing • Statistical calculation: Mean, variance, standard deviation and data analysis. • Family relationship calculator: Intelligent kinship title inference. • Equation solver: Solve linear, quadratic and cubic equations automatically. • Abacus Calculator: Added abacus calculator with authentic bead operation. 4. Personalization • Multiple stylish UI themes • Custom keypress sound effects • Real human voice reading for results • Adjustable decimal precision • Full English / Chinese bilingual support 【User Experience】 Ultra-fast response, one-hand friendly layout, lightweight size and low power consumption. Smooth and clean for daily and professional calculation. 【Premium Membership】 Start your free trial to unlock all advanced tools and remove ads for a pure professional calculation experience. —— Subscription & Pricing Information —— Genius Calc Pro subscription unlocks all advanced calculation tools and removes all ads: • Annual Auto‑Renewable Subscription • Monthly Auto‑Renewable Subscription • Lifetime One‑Time Purchase (non‑renewing) Payment will be charged to your iTunes account upon purchase confirmation. Auto‑renewable subscription renews automatically within 24‑hours before the end of current period unless auto‑renewal is turned off at least 24‑hours prior to the end of the current period. You may manage or cancel subscriptions in Settings > Apple ID > Subscriptions. Cancellation takes effect at the end of the active subscription period. Terms of Use: https://www.geniuscalu.com/terms.html Privacy Policy: https://www.geniuscalu.com/privacy.html

Screenshots

Auth Armor Authenticator4 screens
GeniusCalc4 screens

Verdict

The call

The clearest difference is in-app purchases: Auth Armor Authenticator at none against GeniusCalc's 3. Auth Armor Authenticator also leads on ads (none vs shown) and iOS requirement (11.0 vs 18.5). On price, update cadence 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. GeniusCalc sells 3 in-app purchases, starting at $3.99 per month. Auth Armor Authenticator asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

Scorecard3 real differences · 3 level
Auth Armor Authenticator versus GeniusCalc: the parameters behind the verdict, then further details
ParameterAuth Armor AuthenticatorGeniusCalc
PriceFreeFree
Update frequencyFortnightlyFortnightly
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better18.5
Further details — not scored
Size35 MB14 MB
Age rating4+4+
DeveloperAuth Armor Technologies, Inc明菊 唐

In-app purchases

None

Auth Armor Authenticator

No in-app purchases

3 purchases

GeniusCalc

Subscriptions2
  • Monthly VIP3 Days trial$3.991 Month
  • Yearly VIP$6.991 Year
One-time1
  • Lifetime VIP$9.99

Questions

Is Auth Armor Authenticator free?
Auth Armor Authenticator is free to download, with no in-app purchases.
Is GeniusCalc free?
GeniusCalc is free to download, with in-app purchases available.
Do Auth Armor Authenticator or GeniusCalc have ads?
GeniusCalc shows ads; Auth Armor Authenticator does not.
Which is updated more often, Auth Armor Authenticator or GeniusCalc?
Auth Armor Authenticator ships an update fortnightly, and GeniusCalc fortnightly. Most recently, Auth Armor Authenticator was updated on November 7, 2026 and GeniusCalc on November 10, 2026.

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