Comparison

Good Survey 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

Good Survey

This measurement application simplifies surveying tasks without needing external devices. It offers extensive language support and provides immediate calculations for ground level, height differences, and coordinate geometry. Data can be saved as Excel files or shared directly.

Highlights
  • Level measurement with immediate ground level display
  • Automatic height difference calculation
  • Coordinate geometry calculations
  • Distance and azimuth calculation
  • Data export to Excel
  • Multi-language support (41 languages)
Features
Read full description

This Measurement Application doesn’t need other notes or scientific calculator for measuring levels of something or EDM(Electric Distance Measurement device) measurement. Function of surveying computer . 41 languages ​are ​available(English, Arabic, Bengali, Bulgarian, Catalan, Croatian, Czech, Danish, Finnish, French, German, Greek, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Low German, Malay, Norwegian Bokmål, Persian, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swahili, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Urdu, Vietnamese,Belarusian,Serbian,Srpski,Khmer) . Sound and operational(+-) support are available when there is the keypad input. . When you enter a value of level, the ground level is displayed immediately . If you enter the final height, the difference between the ground height and the final height is displayed automatically. .The values of Level Measurement ​​can be stored in the personal terminal and they can be saved as Excel file. . Automatic numbering of station numbers in leveling (When entering the enter key) . Excel file can be imported and inputted when inputting coordinate value (long touch) .You can get the distance and azimuth( Degree, Gradian, Radian) of two coordinates. .If you know the coordinates of one point and azimuth and distance, you can calculate the coordinates of different points. .If you know the coordinates of two points, you can get all coordinates on a straight line between two points. .If you know the coordinates of two points, you can easily obtain the rectangular coordinates between two points. .The coordinates of the center of two coordinates can be obtained. .If you know the coordinates of the two points, you can know the coordinates of the point that you do not know as a resection. . The coordinates of the intersection of two straight lines can be obtained . You can get the Coordinates(x,y,z) of Slope . All the coordinates of a straight line can be extracted and used as desired intervals. . All the coordinates of a circle line can be extracted and used as desired intervals. . All the coordinates of a clothoid line can be extracted and used at desired intervals. . Display of X(N), Y(E), Z and X(E), Y(N), Z . Leveling data can be shared

About

PDF AutoScroll

This app allows hands-free reading of documents, research papers, and sheet music with smooth auto-scrolling. It offers precise speed control, search, highlights, bookmarks, and dark mode for an enhanced reading experience.

Highlights
  • Smooth auto-scroll with speed control
  • Search, highlights, and bookmarks
  • Dark Mode for reading
  • Last-position restore
  • Page margin trimming
  • Side-by-side PDF reading
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) All listed features are included with your app purchase. No additional purchase or subscription is required. • 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 • 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 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

Good Survey4 screens
PDF AutoScroll4 screens

Verdict

The call

The clearest difference is rating: PDF AutoScroll at 4.3 against Good Survey's 2.5. PDF AutoScroll also leads on review sentiment (56% vs 38%) and update cadence (every 2 weeks vs monthly). Good Survey's advantage is price ($1.99 vs $5.49) and iOS requirement (13.0 vs 16.6). On ads, in-app purchases, monetization model 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

Good Survey 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

PDF AutoScroll holds the better App Store score, 4.3 against 2.5. Both are backed by a comparable volume of ratings — 2 and 7 respectively. Written reviews point the same way: 38% of Good Survey's written reviews are positive against 56% of PDF AutoScroll's.

UpkeepUpdate frequency

Good Survey ships an update monthly, PDF AutoScroll every 2 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard6 real differences · 4 level
Good Survey versus PDF AutoScroll: the parameters behind the verdict, then further details
ParameterGood SurveyPDF AutoScroll
Price$1.99 — better$5.49
Rating2.5 (2 ratings)4.3 (7 ratings) — better
Positive reviews38.1% of reviews55.6% of reviews — better
Number of ratings27 — better
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS13.0 — better16.6
Further details — not scored
Size23 MB4 MB
Age rating4+4+
DeveloperShin Jong soonParan

Customer experience

Good Survey

All ratings2 ratings
Positive0.0%
Neutral50.0%
Negative50.0%
Written reviews21 reviews
Positive38.1%
Neutral19.0%
Negative42.9%

PDF AutoScroll

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

In-app purchases

None

Good Survey

No in-app purchases

None

PDF AutoScroll

No in-app purchases

Questions

Is Good Survey free?
Good Survey 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, Good Survey or PDF AutoScroll?
PDF AutoScroll is rated higher. Good Survey averages 2.5 out of 5 from 2 ratings, while PDF AutoScroll averages 4.3 from 7 ratings.
Do Good Survey or PDF AutoScroll have ads?
Neither Good Survey nor PDF AutoScroll shows ads.
Which is updated more often, Good Survey or PDF AutoScroll?
Good Survey ships an update monthly, and PDF AutoScroll every 2 weeks. Most recently, Good Survey was updated on November 6, 2026 and PDF AutoScroll on November 8, 2026.

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