Comparison

Time.Calc vs PDF & Document Assistant

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

Head to head
About

Time.Calc

This app simplifies complex time calculations with an intuitive interface. It supports both 24-hour and am/pm formats, making it ideal for managing flight logs, working hours, and general time-based tasks. Calculations can be easily shared or saved.

Highlights
  • Calculate duration between two times
  • Add and subtract durations
  • Flexible time unit input (hours, minutes, seconds)
  • Configurable rounding options
  • Support for negative values
  • Email calculations or save to calendar
Read full description

Time.Calc is the perfect tool to work with time! Its intuitive user interface makes even complicated time calculations simple. Both 24h and am/pm are supported. Especially the data in flight logs can be handled easily. Time.Calc also includes a convenient way to calculate working hours. This is perfect for employees, students, or freelancers. Features: - Calculate the duration between two points of time - Add and subtract durations - Flexible design: you can work with only hours and minutes for work time but include seconds whenever you want - Tap sounds for all buttons (can be switched off) - Configurable rounding options: Results can be rounded up to a variety of different intervals. Useful, if you bill for every hour commenced. - Supports negative values as input parameter and result - mail your calculations or save them to the internal calendar - iPad version with convenient protocol of previous calculations

About

PDF & Document Assistant

Features
Read full description

DocuMind Assist is your all-in-one PDF toolkit for daily productivity. Scan documents, convert files, edit PDFs, and get instant help from AI — all in one app. Whether you’re a student, professional, or entrepreneur, DocuMind Assist helps you handle documents faster and smarter. What you can do: Scan documents with smart edge detection Convert files to and from PDF (Word, Excel, PPT, images, and more) Merge multiple PDFs into one Split PDF pages in seconds Compress PDF files to reduce size Extract text from documents Edit PDF pages and add markup Save and manage documents in history Export files to device storage and share instantly Use AI Assistant to summarize, explain, and work with your documents Why users choose DocuMind Assist: Fast and intuitive workflow Clean, modern interface Powerful tools in one app Great for study, work, and personal use Note: Full access to all features requires a paid subscription. Subscription Information: - Payment. Charges apply to your iTunes Account at purchase confirmation. - Auto-Renewal. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. - Renewal Charges. Your account will be charged for renewal within 24 hours prior to the end of the current period, based on the selected plan. - Manage Your Subscription. Go to your Account Settings after purchase to handle auto-renewal and other preferences. Make document work simple with DocuMind Assist. Privacy Policy: https://justpaste.it/hg5br Terms Of Use: https://justpaste.it/llhjp

Screenshots

Time.Calc4 screens
PDF & Document Assistant4 screens

Verdict

The call

The clearest difference is price: PDF & Document Assistant at Free against Time.Calc's $1.99. PDF & Document Assistant also leads on update cadence (every 5 days vs every 4 months). Time.Calc's advantage is in-app purchases (none vs 3) and device support (3 vs 1). On ads 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

PDF & Document Assistant is free to download; Time.Calc costs $1.99 up front. PDF & Document Assistant sells 3 in-app purchases, starting at $6.99 per 7 days. Time.Calc asks for nothing beyond the download.

UpkeepUpdate frequency

Time.Calc ships an update every 4 months, PDF & Document Assistant every 5 days. Both last shipped on October 31, 2026.

Scorecard5 real differences · 5 level
Time.Calc versus PDF & Document Assistant: the parameters behind the verdict, then further details
ParameterTime.CalcPDF & Document Assistant
Price$1.99Free — better
Rating4.9 (228 ratings) — better—
Positive reviews81.2% of reviews—
Number of ratings228 — better—
Update frequencyEvery 4 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better16.0
Further details — not scored
Size1 MB31 MB
Age rating4+4+
DeveloperBaliza GmbHJOAO SILVA

Bugs and requests

Time.Calc

Reported bugs

7 issues
  • Calculations become inaccurate after a while
  • Decimal to normal time conversion does not work
  • Inputting 19:47 rounds down to 19:00
  • App crashes
  • Calculations are off by two minutes
Show 2 more
  • New design is disliked by many users
  • Fuzzy text on specific devices

Requested features

16 requests
  • Add multiplication and division buttons
  • Add multiplication function
  • Add divide function
  • Add (X) option for multiplication
  • Add dual screen option
Show 11 more
  • Convert total hours to minutes
  • Add frame counter for film/TV work
  • Add option to save workdays
  • Add ability to see complete monthly sum
  • Improve calculation for work hours (e.g., 7.80)
  • Calculate non-sell on time work/break page
  • UI polish
  • Calculate hourly rate against calculated time
  • Add days off calculation
  • Allow choice between new and old design
  • Make screen usage more efficient for larger fingers

PDF & Document Assistant

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Time.Calc

No in-app purchases

3 purchases

PDF & Document Assistant

Subscriptions3
  • Weekly3 Days trial$6.997 Days
  • Monthly$19.991 Month
  • Yearly$49.991 Year

Questions

Is Time.Calc free?
Time.Calc costs $1.99, with no in-app purchases.
Is PDF & Document Assistant free?
PDF & Document Assistant is free to download, with in-app purchases available.
Do Time.Calc or PDF & Document Assistant have ads?
Neither Time.Calc nor PDF & Document Assistant shows ads.
Which is updated more often, Time.Calc or PDF & Document Assistant?
Time.Calc ships an update every 4 months, and PDF & Document Assistant every 5 days. Most recently, Time.Calc was updated on October 31, 2026 and PDF & Document Assistant on October 31, 2026.

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