Comparison

Time vs PDF AutoScroll

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

Head to head
About

Time

Calculate time durations with hours and minutes. Supports addition, subtraction, multiplication, and division, with features like calculation history, memory keys, and customizable preset buttons for quick time additions. Choose from various color themes.

Highlights
  • Calculate hours and minutes
  • Add, subtract, multiply, divide time
  • Calculation history saved
  • Memory keys for subtotals
  • Preset keys for one-touch time addition
  • Customizable color themes
Features
Read full description

This application allows you to calculate time (hours and minutes). You can calculate things like 1:30+0:50. When you enter a number, ":" is automatically inserted to separate the hour and minute, so you can calculate quickly. This is useful for calculating total work hours, time spent on daily errands, and travel time. You can add, subtract, multiply, and divide. The calculation history is automatically saved, so you can check it later. A memory key is provided, allowing you to save and add subtotals. Minutes that are often used for calculations (15 minutes, 30 minutes, etc.) can be registered and used for one-touch addition. A button to add 24 hours is provided for calculations when crossing days. It comes in a variety of colors such as orange, green, cyan, pink, and black, and you can choose the one you like best. [ List of functions ] You can calculate hours and minutes, or minutes and seconds. You can check the calculation history, and touch the answer displayed in the history to reuse it for calculations. The memory keys can be used to save, add, and subtract subtotals. By setting the preset keys, you can use the most frequently used time (minutes) for calculation with a single touch. The color of the application can be selected.

About

PDF AutoScroll

Effortlessly read long documents, papers, or sheet music with smooth, hands-free auto-scrolling. This PDF viewer enhances focus by eliminating manual page turns and offers features like dark mode, highlighting, and quick navigation.

Highlights
  • Smooth auto-scrolling with speed control
  • Dark mode for comfortable reading
  • Highlighting and instant jump to highlights
  • Table of contents for quick navigation
  • Search functionality
  • Bookmarks and automatic last-position restore
  • Recent PDF reopening
Features
Read full description

Hands off. Just read. With a single tap, smooth auto-scroll begins. From research papers, textbooks, and documents to sheet music, stay focused on reading. Keep your hands on your instrument and your eyes on the score. Read, rehearse, or present at your own pace with PDF AutoScroll. Key Features (Included) PDF reading and basic auto-scroll are included with the paid app. • Smooth auto-scroll, precise speed control, and up/down direction • Search, highlights, bookmarks, table of contents, and Dark Mode • Recent PDFs, favorite folders, and last-position restore Extra Features (Optional) • A different speed for each page and a start delay • Page margin trimming • Repeat, next-PDF playback, and saved PDF lists • Side-by-side PDF reading on iPad and Mac (In-App Purchase) Pro: annual subscription or one-time lifetime purchase. Eligible annual subscribers can try 7 days free. Price and offer are shown before purchase. Annual subscriptions renew automatically unless canceled in your Apple account settings. Bought the paid app or a bundle before version 1.3? You keep Pro without paying again. Use Restore Purchases if needed. Privacy • No account required. Your PDF files are read on your device. Device Support • iPhone, iPad, Mac • App and setup guide in 32 languages [Get started] Open a PDF, tap Play, and adjust the speed. Pause whenever you want. Notes Margin trimming changes only the reading view. Your original PDF and shared file stay unchanged. - Contact: help@paran.app - Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ - Privacy Policy: https://paran.app/privacy-policy/

Screenshots

Time4 screens
PDF AutoScroll4 screens

Verdict

The call

The clearest difference is review sentiment: Time at 100% against PDF AutoScroll's 56%. Time also leads on rating (5.0 vs 4.3) and price ($1.99 vs $5.49). PDF AutoScroll's advantage is update cadence (every 2 weeks vs every 14 months). On ratings volume, ads, in-app purchases and monetization model 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

Time costs $1.99 and PDF AutoScroll $5.49 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Time holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews point the same way: 100% of Time's written reviews are positive against 56% of PDF AutoScroll's.

UpkeepUpdate frequency

Time ships an update every 14 months, PDF AutoScroll every 2 weeks. Both last shipped on October 25, 2026.

Scorecard5 real differences · 5 level
Time versus PDF AutoScroll: the parameters behind the verdict, then further details
ParameterTimePDF AutoScroll
Price$1.99 — better$5.49
Rating5.0 (3 ratings) — better4.3 (7 ratings)
Positive reviews100.0% of reviews — better55.6% of reviews
Number of ratings37 — better
Update frequencyEvery 14 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS13.0 — better16.6
Further details — not scored
Size64 MB4 MB
Age rating4+4+
DeveloperYUTAKA KENJOParan

Customer experience

Time

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PDF AutoScroll

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews9 reviews
Positive55.6%
Neutral0.0%
Negative44.4%

In-app purchases

None

Time

No in-app purchases

None

PDF AutoScroll

No in-app purchases

Questions

Is Time free?
Time costs $1.99, with no in-app purchases.
Is PDF AutoScroll free?
PDF AutoScroll costs $5.49, with no in-app purchases.
Which has better reviews, Time or PDF AutoScroll?
Time is rated higher. Time averages 5.0 out of 5 from 3 ratings, while PDF AutoScroll averages 4.3 from 7 ratings.
Do Time or PDF AutoScroll have ads?
Neither Time nor PDF AutoScroll shows ads.
Which is updated more often, Time or PDF AutoScroll?
Time ships an update every 14 months, and PDF AutoScroll every 2 weeks. Most recently, Time was updated on October 25, 2026 and PDF AutoScroll on October 25, 2026.

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