Comparison

Si vs Checklist Inspector Pro

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

Head to head
About

Si

Remotely control and interact with specific combustion gas analyzers via Bluetooth. View real-time data, save measurements, and generate reports in various formats directly from your mobile device.

Highlights
  • Bluetooth connectivity
  • Real-time data viewing
  • Save measurements
  • Generate reports (CSV, PDF, XML)
  • Email reports
  • Remote control
Read full description

Si-CA MobileApp allows you to interact with the Si-CA-120, Si-CA-220 and Si-CA-320 Sauermann combustion gas analyzers through the Bluetooth® communication protocol. Pair your analyzer with a smartphone/tablet in order to remotely: - View real-time combustion data - Save measurements on the analyzer and your smartphone/tablet (simultaneously) - Generate reports (csv, pdf or xml format) and send by e-mail from your smartphone/tablet - View and send combustion reports previously saved on your smartphone/tablet

About

Checklist Inspector Pro

Streamline inspections and audits with customizable reports. Document findings, add photos, assign actions, and collect signatures. Adaptable for various industries to improve efficiency and professionalism.

Highlights
  • Create detailed inspections with categories and items
  • Add various test types and questions
  • Capture and annotate photos
  • Assign actions with priorities and due dates
  • Customize reports with branding
  • Collect electronic signatures
  • Export professional PDF reports
Features
Read full description

'The comprehensive solution for professional inspections' Checklist Inspector Pro helps businesses worldwide improve their productivity by making inspections and audits more efficient to conduct and easier to manage. Whether performing safety inspections, quality control checks, compliance audits, or creating detailed punch lists, Checklist Inspector Pro will help you collect, organise, and share your findings with customised reports that add a professional touch to your documentation. --- KEY FEATURES (INCLUDED IN FREE VERSION) • Create Detailed Inspections: Document findings with Categories, Items, and comments • Add Tests (scored. from 0% to 100%): Pass/Fail, Yes/No, Red/Amber/Green, Poor/Fair/Good, Low/High, Progress • Add Questions: Text responses, Numbers, Toggle switches, Date and Time entries • Add & Annotate Photos and Floor Plans: Capture visual evidence and mark action locations with powerful markup tools • Assign Actions: Create tasks with priorities and due dates to track resolution • Customise Reports: Apply your company branding and choose your preferred layout • Collect Signatures: Gather electronic signatures with full company and role details • Share Professionally: Export and share polished PDF reports via email or cloud storage • Work Anywhere: Start on your iPhone, continue on iPad, and finish on your computer --- WORKS FOR EVERY INDUSTRY • Construction & Property: Create punch lists, site inspections, and safety audits • Manufacturing & Logistics: Conduct quality control and equipment inspections • Healthcare & Hospitality: Ensure compliance and maintain facility standards • Food Service & Retail: Perform store audits and food safety inspections • Transportation & Automotive: Complete vehicle inspections and maintenance checks Whatever your industry, Checklist Inspector Pro adapts to your specific workflows and terminology. Create custom Templates once and reuse them across your organisation. --- POWERFUL CUSTOMISATIONS • Brand Your Reports: Add company logo, inspector details, and custom report Themes • Personalised Content: Create your own Categories and Item titles to match your industry needs • Content Control: Show/hide overall scores, charts, timestamps, and more in reports • Personalised Templates: Create standardised inspection Templates for consistent results --- SUBSCRIPTION ADVANTAGES While the free version includes all essential features to create and share professional reports, a subscription unlocks powerful collaboration tools: 1. TEAM COLLABORATION • Add multiple Members to your Workspaces • Create custom Roles with specific permissions • Assign Actions to specific team Members • Track who made changes with comprehensive Audit Logs 2. ADVANCED ORGANISATION • Create and manage unlimited Sites and Clients • Transfer Workspace ownership between Members • Create unlimited report Themes with company branding • Perform reinspections to track improvements over time 3. EFFICIENCY TOOLS • Duplicate Categories, Inspections, and Templates to save time • Generate new Inspections from existing Templates • Create Templates from completed Inspections • Batch operations for faster workflow management 4. AUDIT AND TRACKING • View detailed logs of all Workspace activities • Track exactly who made specific changes and when Download Checklist Inspector Pro today to save time, improve productivity, and make inspections organised and hassle-free. --- *** Subscription Information *** Monthly subscription: £6.95 6-month subscription: £37.49 (10% off compared to monthly) Annual subscription: £49.99 (40% off compared to monthly) Subscriptions will automatically renew unless cancelled within 24-hours before the end of the current period. You can cancel anytime with your Apple account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription. *** Subscription Terms *** https://www.checklistinspectorpro.com/terms

Screenshots

Si4 screens
Checklist Inspector Pro4 screens

Verdict

The call

The clearest difference is rating: Checklist Inspector Pro at 5.0 against Si's 3.0. Si's advantage is in-app purchases (none vs 3) and iOS requirement (12 vs 26.0). On price, ratings volume, update cadence and ads 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. Checklist Inspector Pro sells 3 in-app purchases, starting at $6.95 per month. Si asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Checklist Inspector Pro holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

Si ships an update monthly, Checklist Inspector Pro fortnightly. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Si versus Checklist Inspector Pro: the parameters behind the verdict, then further details
ParameterSiChecklist Inspector Pro
PriceFreeFree
Rating3.0 (2 ratings)5.0 (2 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings22
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12 — better26.0
Further details — not scored
Size94 MB76 MB
Age rating4+4+
DeveloperSAUERMANN INDUSTRIEVeam Studios Ltd

Customer experience

Si

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

Checklist Inspector Pro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Si

No in-app purchases

3 purchases

Checklist Inspector Pro

Subscriptions3
  • Cloud Monthly$6.951 Month
  • Cloud 6 Monthly$39.996 Months
  • Cloud Yearly$49.991 Year

Questions

Is Si free?
Si is free to download, with no in-app purchases.
Is Checklist Inspector Pro free?
Checklist Inspector Pro is free to download, with in-app purchases available.
Which has better reviews, Si or Checklist Inspector Pro?
Checklist Inspector Pro is rated higher. Si averages 3.0 out of 5 from 2 ratings, while Checklist Inspector Pro averages 5.0 from 2 ratings.
Do Si or Checklist Inspector Pro have ads?
Neither Si nor Checklist Inspector Pro shows ads.
Which is updated more often, Si or Checklist Inspector Pro?
Si ships an update monthly, and Checklist Inspector Pro fortnightly. Most recently, Si was updated on October 6, 2026 and Checklist Inspector Pro on October 14, 2026.

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