Comparison

CPI pro vs Iron Index

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

Head to head
About

CPI pro

This utility app allows users to measure distances and sketch floor plans. It can mark dimensions on photos, record data in spreadsheets, and export drawings as photos or PDFs for easy sharing.

Highlights
  • Distance measurement
  • Floor plan sketching
  • Marking distances on photos
  • Data recording in Excel
  • Export as photo and PDF
  • Sharing functionality
Features
Read full description

1. This is an App for Distance Meter 2. It has functions such as sketching up a floor plan, marking distance on onsite photo, recording data in Excel. 3. It exports the drawing as photo, and PDF documents, and share with others.

About

Iron Index

Features
Read full description

Iron Index is the most comprehensive firearm inventory and management app available. Built for responsible gun owners, collectors, and enthusiasts who want a secure, organized way to track every aspect of their collection. SECURE BY DESIGN Your data is protected with SQLCipher AES-256 encryption and optional Face ID / Touch ID lock. Your information never leaves your device — no cloud, no servers, no accounts required. COMPLETE INVENTORY MANAGEMENT • Log firearms with manufacturer, model, caliber, serial number, purchase price, and current value • Track ammunition inventory with quantity, bullet weight, and type • Manage accessories (optics, suppressors, bipods, triggers, barrels, and more) with type-specific specs • Attach multiple photos to each firearm • Auto-fill from a built-in reference database of popular firearms, ammo, and accessories PREDICTIVE MAINTENANCE • Automatic maintenance schedules based on manufacturer recommendations • Track round counts per firearm • Get alerts when cleaning or part replacement is due • Full maintenance history log RANGE SESSION LOGGING • Log range sessions with rounds fired, location, and notes • Track ammo consumption automatically • View session history per firearm SMART BUDGET TRACKING (Pro) • Set annual budgets with category breakdowns (firearms, ammo, accessories) • Track purchases and sales against your budget • Visual progress bars and spending charts COMPLIANCE & DOCUMENTATION (Pro) • State-specific compliance checks for your collection • ATF Form 4 PDF generator for NFA items • Full PDF insurance reports for your entire collection • Data export with complete backup ESTATE PLANNING (Pro) • Designate heirs for individual firearms • Add transfer instructions and special notes • Generate estate planning documents SAFE SENTRY • Connect Govee Bluetooth sensors to monitor safe temperature and humidity • Historical readings with 30-day charts • Protect your collection from environmental damage WISHLIST • Track items you want to buy with prices and priority • Convert wishlist items directly to inventory when purchased Iron Index is designed and built in the USA. Your data stays on your device — always. Questions or feedback? Contact us at support@range-logic.com

Screenshots

CPI pro4 screens
Iron Index3 screens

Verdict

The call

The clearest difference is in-app purchases: CPI pro at none against Iron Index's 1. CPI pro also leads on iOS requirement (8.0 vs 13.0). On price, ads and 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

Both are free to download. Iron Index sells 1 one-off in-app purchase. CPI pro asks for nothing beyond the download.

Scorecard2 real differences · 8 level
CPI pro versus Iron Index: the parameters behind the verdict, then further details
ParameterCPI proIron Index
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size135 MB45 MB
Age rating17+17+
DeveloperSHENZHEN MILESEEY TECHNOLOGY CO.LTDDylan Burrough

In-app purchases

None

CPI pro

No in-app purchases

1 purchases

Iron Index

One-time1
  • Iron Index Pro - Lifetime Access$19.99

Questions

Is CPI pro free?
CPI pro is free to download, with no in-app purchases.
Is Iron Index free?
Iron Index is free to download, with in-app purchases available.
Do CPI pro or Iron Index have ads?
Neither CPI pro nor Iron Index shows ads.

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