Comparison

Filament.uno vs Simple Ruler inch/cm

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

Head to head
About

Filament.uno

Easily manage your 3D printing filament stock. Track what you have, add new spools, and maintain your inventory with simple tools.

Highlights
  • Add filament spools
  • Manage inventory
  • Maintain filament stock
  • Simple functionality
Read full description

Filament.uno makes 3D printing inventory easy by providing simply functionality to add, manage and maintain your filament inventory.

About

Simple Ruler inch/cm

This utility transforms your iPhone into a precise on-screen ruler for measuring in inches and centimeters. It offers a simple interface for quick measurements, serving as a handy tool for various tasks.

Highlights
  • On-screen ruler
  • Inch measurement
  • Centimeter measurement
  • Simple interface
  • Accurate measurements
Read full description

Simple and useful must have application! This application turns your iPhone into an accurate on-screen inches and centimeters ruler. Application supports following devices. iPhone SE 2nd gen iPhone SE 3rd gen iPhone X iPhone XS iPhone XS Max iPhone 11 Pro iPhone 11 Pro Max iPhone 12 mini iPhone 12 iPhone 12 Pro iPhone 12 Pro Max iPhone 13 mini iPhone 13 iPhone 13 Pro iPhone 13 Pro Max iPhone 14 iPhone 14 Plus iPhone 14 Pro iPhone 14 Pro Max iPhone 15 iPhone 15 Plus iPhone 15 Pro iPhone 15 Pro Max *Important notice: Use the information recoded or functionality provided in / or generated with this application only as a rough indication, rough estimates or as a rough guide. Even though we do our best to provide you with confirmed information and tried-and-tested features, the accuracy and successful operation and performance of the application are NOT GUARANTEED by us. Users are strongly advised to confirm the information of their interest with other sources and not to ultimately rely on functionality and performance of this application. This application is provided “as is” and with all faults. You bear the risk of using it. We shall not be responsible or liable for any loss or damage of any kind incurred as a result of the use of functions or the content of this application. By using this application you are agreeing to these terms. If you do not agree to these terms do not use this application.

Screenshots

Filament.uno4 screens
Simple Ruler inch/cm1 screens

Verdict

The call

The clearest difference is price: Filament.uno at Free against Simple Ruler inch/cm's $0.99. Simple Ruler inch/cm's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

Filament.uno is free to download; Simple Ruler inch/cm costs $0.99 up front. Filament.uno sells 1 one-off in-app purchase. Simple Ruler inch/cm asks for nothing beyond the download.

UpkeepUpdate frequency

Filament.uno ships an update every 3 months, Simple Ruler inch/cm daily. The most recent releases landed on November 3, 2026 and November 12, 2026 respectively.

Scorecard7 real differences · 3 level
Filament.uno versus Simple Ruler inch/cm: the parameters behind the verdict, then further details
ParameterFilament.unoSimple Ruler inch/cm
PriceFree — better$0.99
Rating3.7 (3 ratings) — better—
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings3 — better—
Update frequencyEvery 3 monthsDaily — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad — betteriPhone
Requires iOS18.616.1 — better
Further details — not scored
Size13 MB1 MB
Age rating4+4+
DeveloperPaul SohierSystemiko Inc.

Customer experience

Filament.uno

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Simple Ruler inch/cm

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Filament.uno

One-time1
  • Filament.uno PRO$2.99
None

Simple Ruler inch/cm

No in-app purchases

Questions

Is Filament.uno free?
Filament.uno is free to download, with in-app purchases available.
Is Simple Ruler inch/cm free?
Simple Ruler inch/cm costs $0.99, with no in-app purchases.
Do Filament.uno or Simple Ruler inch/cm have ads?
Filament.uno shows ads; Simple Ruler inch/cm does not.
Which is updated more often, Filament.uno or Simple Ruler inch/cm?
Filament.uno ships an update every 3 months, and Simple Ruler inch/cm daily. Most recently, Filament.uno was updated on November 3, 2026 and Simple Ruler inch/cm on November 12, 2026.

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