Comparison

MASTECH vs AuthYou!

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

Head to head

authentication made easy

Free

🔧 Utilities

No ratingsView app →

About

MASTECH

Features

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Taking and reading measurements are now easier with the Mastech app. Whether you’re at home, on the go, or working in the field, the Mastech app allows you to easily take and view your readings on your iPod, iPhone or iPad. - Stream measurements in real time - App displays reading and units - Shows function switch position and button presses - Save readings to device - Switch between multiple meters quickly and easily

About

AuthYou!

Features

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A dedicated app for authentication only. Passwordless since activation, super easy. Web access through QR code scanning. Web SSO through federated services. Second factor integrated according to TOTP RFC 4226. Password manager as extra feature, both account and password encrypted. Phone Number validation as third channel Detailed info at https://www.authyou.systems/docs/info.php

Screenshots

MASTECH4 screens

AuthYou!4 screens

Verdict

The call

The clearest difference is update cadence: AuthYou! at every 4 weeks against MASTECH's every 76 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

MASTECH ships an update every 76 months, AuthYou! every 4 weeks. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

Scorecard1 real difference · 5 level

MASTECH versus AuthYou!: the parameters behind the verdict, then further details
Parameter	MASTECH	AuthYou!
Price	Free	Free
Update frequency	Every 76 months	Every 4 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	12.0	11.0 — better
Further details — not scored
Size	7 MB	34 MB
Age rating	4+	4+
Developer	MGL APPA CORPORATION	Giovanni Candotti

In-app purchases

None

MASTECH

No in-app purchases

None

AuthYou!

No in-app purchases

Questions

Is MASTECH free?

MASTECH is free to download, with no in-app purchases.

Is AuthYou! free?

AuthYou! is free to download, with no in-app purchases.

Do MASTECH or AuthYou! have ads?

Neither MASTECH nor AuthYou! shows ads.

Which is updated more often, MASTECH or AuthYou!?

MASTECH ships an update every 76 months, and AuthYou! every 4 weeks. Most recently, MASTECH was updated on October 3, 2026 and AuthYou! on September 28, 2026.