Comparison

TimeSpanCalc vs Netbook

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

Head to head

TimeSpanCalc

hours/days and date calculator

Netbook - Book for Networks

Free

📊 Productivity

No ratingsView app →

About

TimeSpanCalc

Calculate time durations between dates or specific hours. This tool helps determine the span of time by inputting start and end dates or hours. It's optimized for multitasking on iPads.

Highlights

Calculate start date
Calculate end date
Calculate hours
Calculate days
iPad multitasking support

Features

Read full description

Simple calculator for "Time Span". This can calculate an start date, an end date, and hours or days by turns. (Requires iOS 8 or later) Adapted for iPad multitasking (Slide Over, Split View) .

About

Netbook

Features

Read full description

Netbook works like a notebook. All your data will be stored on your device. 1. Store your previous networks. 2. See why you saved them. 3. Add image to get them easily

Screenshots

TimeSpanCalc4 screens

Netbook3 screens

Verdict

The call

The clearest difference is ads: TimeSpanCalc at none against Netbook's shown. Netbook's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement 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

TimeSpanCalc ships an update every 3 weeks, Netbook every 2 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 6 level

TimeSpanCalc versus Netbook: the parameters behind the verdict, then further details
Parameter	TimeSpanCalc	Netbook
Price	Free	Free
Positive reviews	100.0% of reviews	—
Update frequency	Every 3 weeks	Every 2 days — better
Ads	No — better	Yes
In-app purchases	No	No
Monetization	Paid	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	12.0 — better	13.4
Further details — not scored
Size	1 MB	30 MB
Age rating	4+	4+
Developer	Masahiko Nogami	ahmet enes kececi

In-app purchases

None

TimeSpanCalc

No in-app purchases

None

Netbook

No in-app purchases

Questions

Is TimeSpanCalc free?

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

Is Netbook free?

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

Do TimeSpanCalc or Netbook have ads?

Netbook shows ads; TimeSpanCalc does not.

Which is updated more often, TimeSpanCalc or Netbook?

TimeSpanCalc ships an update every 3 weeks, and Netbook every 2 days. Most recently, TimeSpanCalc was updated on November 1, 2026 and Netbook on October 30, 2026.