Comparison

CalcTri V1 vs PDFor Resume Invoice Quotation

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

Head to head

PDFor Resume Invoice Quotation

edit scan convert eSign PDF

Free

🔧 Utilities

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About

CalcTri V1

This utility app offers a calculator, right triangle calculations, and pipe centering. It mimics desktop calculator operation and allows copying from history. Supports angle input in degrees and minutes for precise calculations.

Highlights

Basic calculator function
Right triangle calculations
Pipe centering calculations
Angle input in degrees and minutes
Copy calculation history

Features

Read full description

You can use a simple calculator function, calculate a right triangle, and calculate the centering of a pipe. It is based on the operation of a desktop calculator. The calculator can be copied from the calculation history. The calculation of a right triangle is calculated from the length and angle of the sides. You can also enter the angle in degrees and minutes. The centering of the pipe can be calculated as straight and 45 degrees

About

PDFor Resume Invoice Quotation

Easily create and edit professional documents like invoices, quotations, and resumes. Convert files between various formats, including PDF and images, with advanced processing options like OCR and password protection. Optimize documents for size and clarity.

Highlights

Create PDFs from templates
Convert between PDF, Markdown, RTF, images
PDF OCR for text extraction
Add stamps and signatures
Password protection for PDFs
Smart file size compression
Image processing for clarity

Features

Read full description

【Document Creation】 Create PDFs from templates, including quotation, payment request, delivery note, receipt, and resume Create PDFs from images or camera Image processing: keep black only (remove color marks, exams), transparent background (stamps/signatures), dark mode (for electronic reading) 【PDF Processing】 Add or create stamps Custom DPI: manual or automatic adjustment of PDF resolution File size control: smart compression to meet size requirements Metadata support: add title, author, keywords, etc. Password protection: set open password and permission password 【Document Conversion】 Convert between PDF, Markdown, RTF, images, etc. PDF OCR: extract text from batch images Please let us know from the Appstore review if you have any comments or requests. EULA https://www.99zz.net/%e5%88%a9%e7%94%a8%e8%a6%8f%e7%b4%84/

Screenshots

CalcTri V14 screens

PDFor Resume Invoice Quotation4 screens

Verdict

The call

The clearest difference is review sentiment: CalcTri V1 at 100% against PDFor Resume Invoice Quotation's 63%. CalcTri V1 also leads on in-app purchases (none vs 2). PDFor Resume Invoice Quotation's advantage is ads (none vs shown) and update cadence (every 4 days vs every 3 weeks). On price, 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. PDFor Resume Invoice Quotation sells 2 in-app purchases, starting at $0.99 per month. CalcTri V1 asks for nothing beyond the download.

UpkeepUpdate frequency

CalcTri V1 ships an update every 3 weeks, PDFor Resume Invoice Quotation every 4 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

Scorecard5 real differences · 3 level

CalcTri V1 versus PDFor Resume Invoice Quotation: the parameters behind the verdict, then further details
Parameter	CalcTri V1	PDFor Resume Invoice Quotation
Price	Free	Free
Positive reviews	100.0% of reviews — better	63.0% of reviews
Update frequency	Every 3 weeks	Every 4 days — better
Ads	Yes	No — better
In-app purchases	No — better	Yes
Monetization	Ad-supported — better	Free with in-app purchases
Devices	iPhone	iPhone, iPad — better
Requires iOS	17.0	16.0 — better
Further details — not scored
Size	40 MB	5 MB
Age rating	4+	4+
Developer	TOGUCHI, CO., LTD.	玺章

Customer experience

CalcTri V1

Written reviews2 reviews

Positive100.0%

Neutral0.0%

Negative0.0%

PDFor Resume Invoice Quotation

Written reviews54 reviews

Positive63.0%

Neutral18.5%

Negative18.5%

Bugs and requests

CalcTri V1

Not enough reviews yet to summarise bugs or requests.

PDFor Resume Invoice Quotation

Reported bugs

8 issues

Cannot export after payment
Cannot export even after upgrading
Paid but remains a free user
Data cannot be sent
Quantity changes unexpectedly

Show 3 more

Cannot remove furigana parentheses
Cannot export after paying monthly/annually
Cannot export after writing a review

Requested features

3 requests

Option to use estimates as price change documents without total amount
Ability to remove parentheses from furigana
More free export options

In-app purchases

None

CalcTri V1

No in-app purchases

2 purchases

PDFor Resume Invoice Quotation

Subscriptions2

Pro 1 month$0.991 Month
Pro 1 year$4.991 Year

Questions

Is CalcTri V1 free?

CalcTri V1 is free to download, with no in-app purchases.

Is PDFor Resume Invoice Quotation free?

PDFor Resume Invoice Quotation is free to download, with in-app purchases available.

Do CalcTri V1 or PDFor Resume Invoice Quotation have ads?

CalcTri V1 shows ads; PDFor Resume Invoice Quotation does not.

Which is updated more often, CalcTri V1 or PDFor Resume Invoice Quotation?

CalcTri V1 ships an update every 3 weeks, and PDFor Resume Invoice Quotation every 4 days. Most recently, CalcTri V1 was updated on October 24, 2026 and PDFor Resume Invoice Quotation on October 20, 2026.