Comparison

SOTP Authenticator vs EZDateCalc

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

Head to head

Simple Date Calculator

Free

🔧 Utilities

No ratingsView app →

About

SOTP Authenticator

Features

Read full description

SOTP is a free open source one time password generator that values your privacy. Key features: - No data is collected or sent anywhere - Secure data transfer - Apple Watch App - Dark theme - Import from Google Authenticator

About

EZDateCalc

Features

Read full description

Add or subtract day(s) / week(s) / hour(s) to or from a user selected date.

Screenshots

SOTP Authenticator4 screens

EZDateCalc4 screens

Verdict

The call

The clearest difference is in-app purchases: EZDateCalc at none against SOTP Authenticator's 2. SOTP Authenticator's advantage is update cadence (every 5 months vs every 27 months) and iOS requirement (13.0 vs 16.0). On price, 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. SOTP Authenticator sells 2 one-off in-app purchases. EZDateCalc asks for nothing beyond the download.

UpkeepUpdate frequency

SOTP Authenticator ships an update every 5 months, EZDateCalc every 27 months. The most recent releases landed on September 16, 2026 and September 22, 2026 respectively.

Scorecard3 real differences · 3 level

SOTP Authenticator versus EZDateCalc: the parameters behind the verdict, then further details
Parameter	SOTP Authenticator	EZDateCalc
Price	Free	Free
Update frequency	Every 5 months — better	Every 27 months
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone, iPod, Apple Watch — better	iPhone, iPad
Requires iOS	13.0 — better	16.0
Further details — not scored
Size	20 MB	6 MB
Age rating	4+	4+
Developer	Anzhela Baroyan	FIL N GO Inc.

In-app purchases

2 purchases

SOTP Authenticator

One-time2

One dollar donation$0.99
Five dollar donation$4.99

None

EZDateCalc

No in-app purchases

Questions

Is SOTP Authenticator free?

SOTP Authenticator is free to download, with in-app purchases available.

Is EZDateCalc free?

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

Do SOTP Authenticator or EZDateCalc have ads?

Neither SOTP Authenticator nor EZDateCalc shows ads.

Which is updated more often, SOTP Authenticator or EZDateCalc?

SOTP Authenticator ships an update every 5 months, and EZDateCalc every 27 months. Most recently, SOTP Authenticator was updated on September 16, 2026 and EZDateCalc on September 22, 2026.