# Promega Colony Counter vs CountThings By Camera

The clearest difference is review sentiment: CountThings By Camera at 83% against Promega Colony Counter's 20%. CountThings By Camera also leads on rating (4.5 vs 2.9) and update cadence (every 5 weeks vs every 4 months). Promega Colony Counter's advantage is in-app purchases (none vs 11) and iOS requirement (9.0 vs 14.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. CountThings By Camera sells 11 one-off in-app purchases. Promega Colony Counter asks for nothing beyond the download.

CountThings By Camera holds the better App Store score, 4.5 against 2.9. Both are backed by a comparable volume of ratings — 15 and 41 respectively. Written reviews point the same way: 20% of Promega Colony Counter's written reviews are positive against 83% of CountThings By Camera's.

Promega Colony Counter ships an update every 4 months, CountThings By Camera every 5 weeks. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Promega Colony Counter | CountThings By Camera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (15 ratings)](https://appshunter.io/ios/app/promega-colony-counter/id620431249/reviews) | **[4.5 (41 ratings)](https://appshunter.io/ios/app/countthings-by-camera/id1627219849/reviews)** |
| Number of ratings | 15 | **41** |
| Positive reviews | 20.0% of reviews | **82.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 15 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Promega Corporation](https://appshunter.io/developer/307546952) | [长松 孙](https://appshunter.io/developer/1626925849) |

## What reviewers say

### Promega Colony Counter

[App page](https://appshunter.io/ios/app/promega-colony-counter/id620431249)

This app allows users to count bacterial colonies by taking a photo of their agar plates. It provides an estimated count that can be manually adjusted and allows saving plates for later comparison. It's designed to simplify the colony counting process outside of a traditional lab setting.

**Highlights:** Photograph agar plates, Estimate colony counts, Manually refine counts, Save plates for comparison, Out-of-lab counting

**In-app purchases:** none


### CountThings By Camera

[App page](https://appshunter.io/ios/app/countthings-by-camera/id1627219849)

This app uses AI and computer vision to automatically count items in photos. It offers a vast template library, supports both new photos and existing albums, and provides manual correction for accuracy. It can count various items simultaneously, even in complex backgrounds.

**Highlights:** AI-powered item counting, Extensive template library, Photo and album input, Area selection for accuracy, Manual correction, History records, Multi-item and multi-class statistics

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 times card | $0.99 | one-time |
| day card | $1.99 | one-time |
| 100 times card | $4.99 | one-time |
| monthly card(30 times per day) | $4.99 | one-time |
| month card(100 times per day) | $5.99 | one-time |
| annual card(30 times per day) | $14.99 | one-time |
| month card(300 times per day) | $19.99 | one-time |
| 1000 times card | $29.99 | one-time |
| annual card(100 times per day) | $29.99 | one-time |
| monthly card | $29.99 | one-time |
| annual card(300 times per day) | $79.99 | one-time |


## Frequently asked questions

### Is Promega Colony Counter free?

Promega Colony Counter is free to download, with no in-app purchases.

### Is CountThings By Camera free?

CountThings By Camera is free to download, with in-app purchases available.

### Which has better reviews, Promega Colony Counter or CountThings By Camera?

CountThings By Camera is rated higher. Promega Colony Counter averages 2.9 out of 5 from 15 ratings, while CountThings By Camera averages 4.5 from 41 ratings.

### Do Promega Colony Counter or CountThings By Camera have ads?

Neither Promega Colony Counter nor CountThings By Camera shows ads.

### Which is updated more often, Promega Colony Counter or CountThings By Camera?

Promega Colony Counter ships an update every 4 months, and CountThings By Camera every 5 weeks. Most recently, Promega Colony Counter was updated on October 4, 2026 and CountThings By Camera on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*