Comparison

Zetlog vs Simple Appointment App

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

Head to head
About

Zetlog

This app allows you to monitor your online activity and track when contacts go online or offline. It functions as an activity monitor for your digital presence. Review the terms and privacy policy for usage details.

Highlights
  • Monitor online activity
  • Track online status
  • Track offline status
  • Activity monitoring
  • Status tracking
Features
Read full description

Monitor your online activity and track online, offline status. Zetlog is activity monitor app. Terms & EULA Policy https://supersky.app/terms Privacy Policy https://supersky.app/privacy

About

Simple Appointment App

Manage client appointments and schedules with ease. This app allows businesses and solo professionals to create customer lists, set staff availability, and track appointments. Customers can also book directly through the app, streamlining the entire process.

Highlights
  • Create customer lists
  • Manage multiple staff members
  • Set service and working hours
  • Customer self-booking
  • Appointment notifications
  • Income and appointment management
Features
Read full description

You can create your own customer list and easily create appointments with the application. Also, your customers can install the application and make appointments from your company. Key Features: • You can add multiple staff members. • You can set service and working day/hours separately for each staff member. • Staff members can create appointments for each other. • Authorized users can view/manage all staff members' incomes and appointments. • You can receive notifications for created or canceled appointments. • Your customers can create appointments themselves and receive notifications. Say Goodbye to Pen and Paper! Managing your appointments has never been this effortless. Simple Appointment Scheduler is designed for businesses and solo professionals who want to focus on their work—without dealing with complex menus. Why Choose Us? • Super Fast: Add new appointments in seconds. • Full Control: View your daily, weekly, and monthly schedule at a glance. • Customer Management: Keep customer history and contact details right at hand. • Zero Clutter: A clean, simple interface focused only on what you really need. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://randevuplani.com/privacy-policy.html

Screenshots

Zetlog4 screens
Simple Appointment App4 screens

Verdict

The call

The clearest difference is review sentiment: Simple Appointment App at 65% against Zetlog's 15%. Simple Appointment App also leads on rating (5.0 vs 2.8) and iOS requirement (15.1 vs 17.4). Zetlog's advantage is ratings volume (15 vs 1). On price, update cadence, ads and in-app purchases 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. Zetlog sells 8 in-app purchases, starting at $2.99 per 7 days and Simple Appointment App sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Simple Appointment App holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: Zetlog has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 15% of Zetlog's written reviews are positive against 65% of Simple Appointment App's.

UpkeepUpdate frequency

Zetlog ships an update every 3 weeks, Simple Appointment App every 11 days. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
Zetlog versus Simple Appointment App: the parameters behind the verdict, then further details
ParameterZetlogSimple Appointment App
PriceFreeFree
Rating2.8 (15 ratings)5.0 (1 ratings) — better
Positive reviews15.4% of reviews65.4% of reviews — better
Number of ratings15 — better1
Update frequencyEvery 3 weeksEvery 11 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.415.1 — better
Further details — not scored
Size47 MB42 MB
Age rating4+4+
DeveloperSUPERSKY APPS LIMITEDMert Can TASKIN

Customer experience

Zetlog

All ratings15 ratings
Positive40.0%
Neutral13.3%
Negative46.7%
Written reviews13 reviews
Positive15.4%
Neutral0.0%
Negative84.6%

Simple Appointment App

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews26 reviews
Positive65.4%
Neutral0.0%
Negative34.6%

In-app purchases

8 purchases

Zetlog

Subscriptions6
  • Weekly$2.997 Days
  • Weekly 3$4.997 Days
  • Weekly 5$6.997 Days
Show 3 more
  • Monthly$8.991 Month
  • Monthly 3$14.991 Month
  • Monthly 5$19.991 Month
One-time2
  • Extra 1 Number$2.99
  • Extra 2 Numbers$3.99
2 purchases

Simple Appointment App

Subscriptions2
  • Pro Aylık$12.991 Month
  • Pro 6 Aylık$69.996 Months

Questions

Is Zetlog free?
Zetlog is free to download, with in-app purchases available.
Is Simple Appointment App free?
Simple Appointment App is free to download, with in-app purchases available.
Which has better reviews, Zetlog or Simple Appointment App?
Simple Appointment App is rated higher. Zetlog averages 2.8 out of 5 from 15 ratings, while Simple Appointment App averages 5.0 from 1 ratings.
Do Zetlog or Simple Appointment App have ads?
Neither Zetlog nor Simple Appointment App shows ads.
Which is updated more often, Zetlog or Simple Appointment App?
Zetlog ships an update every 3 weeks, and Simple Appointment App every 11 days. Most recently, Zetlog was updated on October 8, 2026 and Simple Appointment App on October 9, 2026.

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