# IPSC Quickscore vs Power Factor Estimator

The clearest difference is review sentiment: IPSC Quickscore at 100% against Power Factor Estimator's 0%. Power Factor Estimator's advantage is in-app purchases (none vs 4) and update cadence (every 3 days vs every 11 days). On price, ads and device support there is nothing between them.

Both are free to download. IPSC Quickscore sells 4 in-app purchases, starting at $3.99 per month. Power Factor Estimator asks for nothing beyond the download.

IPSC Quickscore ships an update every 11 days, Power Factor Estimator every 3 days. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | IPSC Quickscore | Power Factor Estimator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ipsc-quickscore-uspsa-scoring/id934855589/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 3 MB | 1 MB |
| Requires iOS | 18.0 | **15.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dennis Engstrom](https://appshunter.io/developer/858770241) | [Oleg Udovenko](https://appshunter.io/developer/1626401339) |

## What reviewers say

### IPSC Quickscore

[App page](https://appshunter.io/ios/app/ipsc-quickscore-uspsa-scoring/id934855589)

Score shooting stages instantly and track your performance with detailed statistics. Analyze your runs, compare against benchmarks, and understand your hit factor to improve accuracy and speed. All your data is stored locally for privacy.

**Highlights:** Instant hit factor calculation, Logbook for all runs, Detailed performance statistics, Support for 7 disciplines, What If scenario analysis, Classifier scoring, Private, local data storage

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Yearly subscription | $29.99 | per year |
| Unlimited scoring for 24 hours | $1.99 | one-time |
| Remove Advertisements | $3.99 | one-time |


### Power Factor Estimator

[App page](https://appshunter.io/ios/app/power-factor-estimator/id1626401337)

This app calculates power factor, average velocity, and velocity spread from projectile weight and velocity data. It allows users to input velocities, view minimum and maximum values, and manage data through add, remove, clear, and reset functions.

**Highlights:** Calculate Power Factor, Calculate Average Velocity, Calculate Velocity Spread, View Min/Max Velocity, Add Velocity Data, Remove Velocity Data, Clear Velocity Table

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IPSC Quickscore free?

IPSC Quickscore is free to download, with in-app purchases available.

### Is Power Factor Estimator free?

Power Factor Estimator is free to download, with no in-app purchases.

### Do IPSC Quickscore or Power Factor Estimator have ads?

Neither IPSC Quickscore nor Power Factor Estimator shows ads.

### Which is updated more often, IPSC Quickscore or Power Factor Estimator?

IPSC Quickscore ships an update every 11 days, and Power Factor Estimator every 3 days. Most recently, IPSC Quickscore was updated on November 4, 2026 and Power Factor Estimator on November 3, 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.*