Comparison

Converter vs Printer image PDF mini connect

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

Head to head
About

Converter

This app offers a comprehensive unit and hardness conversion tool with an easy-to-use interface. It includes currency conversion with updated exchange rates, over 300 engineering and scientific units, and a specialized hardness converter. Additional features like timezone conversion, pace calculation, and a standard calculator enhance its utility.

Highlights
  • Currency converter with live exchange rates
  • Over 300 engineering and scientific units
  • Specialized hardness converter
  • Timezone conversion
  • Running pace calculator
  • Integrated standard calculator
  • Conversion history log
Features
Read full description

Trelleborg’s “Unit and Hardness Converter” converts a comprehensive list of units (incl. currencies) in an easy way. In addition, the app has a set of other useful features on board, like timezone conversion, percentage calculations, a running pace calculator and more What our users say: “Have been using it forever, never tried other converter as this one does the job perfectly” - Lazareth_fr “Fabulous resource, but also a functional masterpiece!” -Otto. “This is needed by all engineers. So simple and easy to use” -JLa03.   FEATURES • Easy-to-use interface • Currency converter with in-app exchange rate update functionality • Over 300 engineering and scientific conversion units in 32 categories • Hardness converter with 16 conversion tables based on ASTM E140-07 and ISO-18265 for quick conversion between different scales • Video library: features the extensive Trelleborg Sealing Solutions YouTube library • Toggle between units • Switch between dark and white theme • Conversion history log • Create favorite lists • Standard calculator integrated with unit converter DIMENSIONS • Area • Currency • Current • Data • Density • Distance • Dynamic Viscosity • Energy • Force • Frequency • Kinematic Viscosity • Moment of inertia • Power • Prefixes • Pressure • Speed • Strength • Temperature • Time • Torque • Volume • Weight • Fuel Consumption • Glucose • Vacuum • Numbers • Illumination • Radioactivity • Radiation (absorbed) • Angles • Volume Flow Rate • Calorie • Metric Prefixes • Typography • Electric Charge OTHER MISCELLANEOUS CATEGORIES • Timezone conversion • Clothing sizes / Shoe sizes • International power plugs • Running pace calculator • Percentage calculator • Pace • Hex, Binary, Decimal • BMI (metric/inch) HARDNESS SCALES INCLUDED • Rockwell (HRC, HRA, HRD, HRF, HRG, HRE, HR-15-N, HR-30N, HR-45-N, HR45-T, HR-15T, HR-30T, HR45-T) • Brinell (HBW, HBS) • Vickers (HV, • Knoop (HK) The app is available in English, German and Chinese languages. Download now or contact us with any questions.

About

Printer image PDF mini connect

Features
Read full description

Print anything from your iPhone or iPad in just a few taps. Printer App lets you quickly print photos, documents, emails, web pages, and more to compatible Wi‑Fi, AirPrint, and network printers – at home, in the office, or on the go. Import files from the Files app, Photos, Mail, cloud storage, or other apps using the Share menu, then preview and customize your print before sending it to the printer. Adjust paper size, orientation, number of copies, and page range to get exactly the result you need. Printer App automatically detects nearby printers and helps you connect in seconds, so you can spend less time setting things up and more time getting things done. Whether you are printing tickets, PDFs, contracts, homework, or pictures, Printer App makes printing from your iPhone and iPad fast and effortless. Note: In order to print files you need to obtain the subscription. Privacy policy: https://drive.google.com/drive/u/0/folders/1K9EfhFtUA-DAeh3LPFYdgVWuLqn9dWtm?ths=true Terms of use: https://drive.google.com/drive/u/0/folders/1taddPZL_zlWpM82gpGezr3mDRIDzMqB2?ths=true

Screenshots

Converter4 screens
Printer image PDF mini connect4 screens

Verdict

The call

The clearest difference is update cadence: Printer image PDF mini connect at every 10 days against Converter's every 2 months. Converter's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price, ads and in-app purchases 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

Converter ships an update every 2 months, Printer image PDF mini connect every 10 days. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 7 level
Converter versus Printer image PDF mini connect: the parameters behind the verdict, then further details
ParameterConverterPrinter image PDF mini connect
PriceFreeFree
Rating4.9 (897 ratings) — better—
Positive reviews93.9% of reviews—
Number of ratings897 — better—
Update frequencyEvery 2 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better17.0
Further details — not scored
Size37 MB2 MB
Age rating12+4+
DeveloperTrelleborg Sealing SolutionsMarika Kellner

Bugs and requests

Converter

Reported bugs

2 issues
  • Occasional crashes on startup for non-English/German users
  • Conversion from meters to feet does not show inches

Requested features

3 requests
  • Add fuel efficiency conversions
  • Allow users to set favorite conversions as default
  • Improve currency conversion rate updates

Printer image PDF mini connect

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Converter

No in-app purchases

None

Printer image PDF mini connect

No in-app purchases

Questions

Is Converter free?
Converter is free to download, with no in-app purchases.
Is Printer image PDF mini connect free?
Printer image PDF mini connect is free to download, with no in-app purchases.
Do Converter or Printer image PDF mini connect have ads?
Neither Converter nor Printer image PDF mini connect shows ads.
Which is updated more often, Converter or Printer image PDF mini connect?
Converter ships an update every 2 months, and Printer image PDF mini connect every 10 days. Most recently, Converter was updated on October 14, 2026 and Printer image PDF mini connect on October 5, 2026.

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