# Pefis vs StackSum

The clearest difference is ads: Pefis at none against StackSum's shown. StackSum's advantage is update cadence (every 5 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pefis ships an update fortnightly, StackSum every 5 days. The most recent releases landed on September 8, 2026 and June 6, 2026 respectively.

## The numbers

| Metric | Pefis | StackSum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/stacksum/id6746664742/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | — | Ad-supported |
| Size | 32 MB | 9 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luis Quijada](https://appshunter.io/developer/1552925286) | [Euedoo Software, LLC](https://appshunter.io/developer/1817763818) |

## What reviewers say

### Pefis

[App page](https://appshunter.io/ios/app/pefis/id1585522553)

**Features:** macOS Compatibility

**In-app purchases:** none


### StackSum

[App page](https://appshunter.io/ios/app/stacksum/id6746664742)

Quickly and accurately count cash and checks with support for all US bills and coins. Save and review past counting sessions with detailed breakdowns. Works offline with a clean, professional interface for easy use under pressure.

**Highlights:** Complete US currency support, Check integration with memo notes, Real-time instant totals, Save and review counting history, Offline functionality, Clean and professional interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pefis free?

Pefis is free to download, with no in-app purchases.

### Is StackSum free?

StackSum is free to download, with no in-app purchases.

### Do Pefis or StackSum have ads?

StackSum shows ads; Pefis does not.

### Which is updated more often, Pefis or StackSum?

Pefis ships an update fortnightly, and StackSum every 5 days. Most recently, Pefis was updated on September 8, 2026 and StackSum on June 6, 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.*