Comparison

Inch To Points vs Cat® SIS2GO

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

Head to head
About

Inch To Points

Features
Read full description

This app converts inches to U.S. Points, Didot Points, Picas and Agate Lines.

About

Cat® SIS2GO

Access essential manuals and order parts for your Cat equipment. A subscription unlocks detailed service information, including troubleshooting guides and repair procedures, even offline.

Highlights
  • Operation and Maintenance Manuals
  • Parts Manuals
  • Parts identification and ordering
  • Service Manual information
  • Troubleshooting guides
  • Repair procedures
  • Schematics
Features
Read full description

The Cat® SIS2GO app helps you maintain, troubleshoot, and repair your Cat equipment. Two levels of SIS2GO access are available: • Cat Operation and Maintenance Manuals, Parts Manuals, and the ability to identify, verify and seamlessly order Cat parts from independent Cat dealers are available to all users at no charge. • An affordable monthly or annual subscription (offered by Caterpillar) gives access to comprehensive Cat Service Manual information. The subscription provides troubleshooting guides, step-by-step repair procedures, tooling information, hydraulic and electrical schematics, and more. Access to service manual information in SIS2GO is included with a SIS 2.0 subscription (offered by Cat dealers). Optimized for mobile devices, SIS2GO offers a simple, intuitive, and efficient user interface to access Service, Parts, and Operation and Maintenance Manual information. SIS2GO downloaded content is accessible whether you’re connected or not, so you can rely on SIS2GO even when working on the most remote job site. And for any purchases, following is the terms Payment will be charged to iTunes Account at confirmation of purchase. The subscription automatically renews unless auto-renew is turned off at-least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You may manage your subscription and turn off auto-renewal by going to your Account Settings after purchase. For additional information, please read our Privacy Policy & EULA - https://www.cat.com/en_US/support/maintenance/sis2go-app/legal-terms-and-conditions.html Supported Languages: English (English), Français (French), Deutsch (German), Bahasa Indonesia (Indonesian), Italiano (Italian), Português (Portuguese), 简体中文 (Simplified Chinese), Español (Spanish), 日本語 (Japanese), русский (Russian)

Screenshots

Inch To Points2 screens
Cat® SIS2GO4 screens

Verdict

The call

The clearest difference is price: Cat® SIS2GO at Free against Inch To Points's $0.99. Cat® SIS2GO also leads on update cadence (every 6 weeks vs every 38 months). Inch To Points's advantage is in-app purchases (none vs 10). On ads, 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

Cat® SIS2GO is free to download; Inch To Points costs $0.99 up front. Cat® SIS2GO sells 10 in-app purchases, starting at $14.99 per month. Inch To Points asks for nothing beyond the download.

UpkeepUpdate frequency

Inch To Points ships an update every 38 months, Cat® SIS2GO every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Inch To Points versus Cat® SIS2GO: the parameters behind the verdict, then further details
ParameterInch To PointsCat® SIS2GO
Price$0.99Free — better
Rating—2.2 (94 ratings) — better
Positive reviews—10.8% of reviews
Number of ratings—94 — better
Update frequencyEvery 38 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better16.0
Further details — not scored
Size1 MB195 MB
Age rating4+4+
DeveloperManfred BreedeCaterpillar Inc.

Bugs and requests

Inch To Points

Not enough reviews yet to summarise bugs or requests.

Cat® SIS2GO

Reported bugs

13 issues
  • App stuck on SIS2GO logo splash screen
  • Login credentials not recognized despite valid accounts
  • Endless login loop after authentication
  • White screen crashes during operation
  • Downloads freeze and fail to complete
Show 8 more
  • App crashes when accessing specific machine information
  • Incompatibility with iOS 17+ and M1 MacBook Air
  • Account creation failures
  • App won't open or load on iPhone and iPad
  • Crashes after recent Apple OS updates
  • Files refuse to download on any network connection
  • Inability to access previously downloaded machines
  • Cookie acceptance loop causing repeated login screens

Requested features

6 requests
  • Improve QR code scanner functionality
  • Better image quality and zoom capability for diagrams
  • Complete offline access to downloaded manuals
  • Accurate parts labeling and organization
  • Support for more machine models and serial numbers
Show 1 more
  • Subscription model transparency and clarity

In-app purchases

None

Inch To Points

No in-app purchases

10 purchases

Cat® SIS2GO

Subscriptions10
  • SIS2GO Subscription 1 Monthly$14.991 Month
  • SIS2GO Subscription 2 Monthly$14.991 Month
  • SIS2GO Subscription 3 Monthly$14.991 Month
Show 7 more
  • SIS2GO Subscription 4 Monthly$14.991 Month
  • SIS2GO Subscription 6 Monthly$14.991 Month
  • SIS2GO Subscription 8 Monthly$14.991 Month
  • SIS2GO Subscription 7 Monthly$14.991 Month
  • SIS2GO Subscription 5 Monthly$14.991 Month
  • SIS2GO Subscription 1 Yearly$149.991 Year
  • SIS2GO Subscription 2 Yearly$149.991 Year

Questions

Is Inch To Points free?
Inch To Points costs $0.99, with no in-app purchases.
Is Cat® SIS2GO free?
Cat® SIS2GO is free to download, with in-app purchases available.
Do Inch To Points or Cat® SIS2GO have ads?
Neither Inch To Points nor Cat® SIS2GO shows ads.
Which is updated more often, Inch To Points or Cat® SIS2GO?
Inch To Points ships an update every 38 months, and Cat® SIS2GO every 6 weeks. Most recently, Inch To Points was updated on November 1, 2026 and Cat® SIS2GO on November 3, 2026.

Other comparisons