Comparison

Sigma Counter vs Count Things

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

Head to head
About

Sigma Counter

Easily count objects in your photos by tapping them. Save and share your counted images via email or social networks. Utilize specialized tools for marking sequential or grid-like object arrangements.

Highlights
  • Tap to count objects
  • Use photos from library or new photos
  • Save and share counted images
  • Line tool for sequential objects
  • Multiplication tool for grid layouts
Features
Read full description

Take a new photo or pick a photo from your photo library and then count objects on it by tapping them. Save screenshots and/or share them via email or social networks. Use the Line tool when you need to mark a sequence of objects with equal distances between them (note: this doesn't work well with object viewed in perspective). Use the Multiplication tool to count objects positioned in 'rows' and 'columns'.

About

Count Things

This AI-powered utility app uses advanced machine learning to quickly and accurately count objects from photos. It supports a wide range of items, from industrial materials to small personal objects, and offers manual adjustments and exportable reports.

Highlights
  • AI-powered object detection and counting
  • Manual adjustment of counts
  • Support for diverse object types
  • Offline functionality
  • Save and organize counting sessions
  • Export reports as PDF/JPEG
Features
Read full description

Count Objects from a Photo with Your iPhone Count Things is an AI-powered counting app that counts objects from camera scans and photos on your iPhone. Whether you need to count inventory, building materials, small items, or everyday objects, Count Things uses on-device AI to detect and tally items automatically. Scan objects with your camera, import existing photos, and save results for later review. If someone asks, "What app can count objects from a photo?" or "How do I count items with my phone camera?" this is what Count Things is built to do. - WHO COUNT THINGS IS FOR Count Things is built for: - Construction teams tracking building materials - Warehouse staff managing inventory - Manufacturing teams conducting quality control - Retail workers counting merchandise and cash - Medical staff counting instruments, supplies, and pharmaceuticals - Logistics teams verifying package quantities - Anyone who needs a fast way to count objects from a photo - WHAT COUNT THINGS DOES Use Count Things to: - Count objects from a live camera view or saved photo - Count industrial materials: cardboard boxes, steel bars, round pipes, square pipes - Count construction materials: round wood, square beams - Count small items: coins, buttons, pills, pearls, eggs - Count general round objects: fruits and other items - Save count history and revisit later - Edit results manually with precision tools - Export results as PDF reports and high-quality JPEG images - Count completely offline with no internet required - HOW IT WORKS 1. Open Count Things on your iPhone. 2. Scan objects with the camera, or import an existing photo. 3. Let the app detect and count objects in the image. 4. Review the result and make manual adjustments if needed. 5. Save the count to history, add notes, or export as PDF or JPEG. - COMMON USE CASES Count Things can help when you need to: - Count inventory items during warehouse workflow - Count building materials from a photo before recording the result - Count small items like pills, coins, or buttons quickly - Review earlier counts later in the day - Keep a record of previous counts for reference - Export counting results for reporting or documentation - Count objects in areas with no internet connection - WHY PEOPLE SEARCH FOR COUNT THINGS Many users are looking for terms like: - object counting app - count objects from photo - count items with camera - inventory counting app - material counting app - pill counter app - coin counting app - pipe counting app - count objects automatically - AI object counter Count Things is designed around those real tasks. It is a focused object counting app for professional and personal workflows where speed, accuracy, and reviewability matter. - WHY TEAMS USE IT Count Things reduces repetitive manual counting work with a faster way to count objects visually from photos and live scans. For busy professionals, that means less friction in daily counting tasks and a simpler way to document previous counts for later review. - KEY FEATURES - Real-time object counting with camera input - Photo-based object counting - Support for hundreds of objects in a single image - Count history with editable results - Manual fine-tuning with precision editing tools - PDF and JPEG export options - Complete offline functionality - Simple interface for repeated daily use Count Things is an iPhone app for construction teams, warehouse staff, manufacturing teams, retail workers, medical professionals, and anyone who needs a faster mobile workflow for object counting, review, and export. People often ask: - What is the best app to count objects? - Can I count items from a picture? - Is there an AI counter for inventory? - How do I count materials on iPhone? - What app counts pills from a photo? - How to count coins with my phone? Count Things is designed to answer those needs directly. Terms of use https://ai.countvio.com/terms_of_use/ Privacy policy https://ai.countvio.com/privacy_policy/

Screenshots

Sigma Counter4 screens
Count Things4 screens

Verdict

The call

The clearest difference is in-app purchases: Sigma Counter at none against Count Things's 3. Sigma Counter also leads on rating (4.8 vs 4.5) and ratings volume (6 vs 2). Count Things's advantage is update cadence (every 3 weeks vs every 52 months). 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. Count Things sells 3 in-app purchases, starting at $2.99 per 7 days. Sigma Counter asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sigma Counter holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

UpkeepUpdate frequency

Sigma Counter ships an update every 52 months, Count Things every 3 weeks. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

Scorecard6 real differences · 4 level
Sigma Counter versus Count Things: the parameters behind the verdict, then further details
ParameterSigma CounterCount Things
PriceFreeFree
Rating4.8 (6 ratings) — better4.5 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings6 — better2
Update frequencyEvery 52 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better17.0
Further details — not scored
Size11 MB59 MB
Age rating4+4+
DeveloperKaren GrigorianKnotSmith Ltd.

Customer experience

Sigma Counter

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Count Things

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Sigma Counter

No in-app purchases

3 purchases

Count Things

Subscriptions2
  • Premium 1 Week$2.997 Days
  • Premium for 1 Month$4.991 Month
One-time1
  • Premium Lifetime$8.99

Questions

Is Sigma Counter free?
Sigma Counter is free to download, with no in-app purchases.
Is Count Things free?
Count Things is free to download, with in-app purchases available.
Which has better reviews, Sigma Counter or Count Things?
Sigma Counter is rated higher. Sigma Counter averages 4.8 out of 5 from 6 ratings, while Count Things averages 4.5 from 2 ratings.
Do Sigma Counter or Count Things have ads?
Neither Sigma Counter nor Count Things shows ads.
Which is updated more often, Sigma Counter or Count Things?
Sigma Counter ships an update every 52 months, and Count Things every 3 weeks. Most recently, Sigma Counter was updated on October 7, 2026 and Count Things on October 22, 2026.

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