# MaxFLCalc vs CallWall

The clearest difference is update cadence: CallWall at weekly against MaxFLCalc's every 4 months. MaxFLCalc's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price, ads and in-app purchases there is nothing between them.

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

MaxFLCalc ships an update every 4 months, CallWall weekly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MaxFLCalc | CallWall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (10 ratings)](https://appshunter.io/ios/app/callwall-spam-call-blocker/id6761127543/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free |
| Size | 51 MB | 4 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Bugaev](https://appshunter.io/developer/1691853251) | [PHILLIP DAVID CONLEY](https://appshunter.io/developer/1887555110) |

## What reviewers say

### MaxFLCalc

[App page](https://appshunter.io/ios/app/maxflcalc/id6450105536)

**In-app purchases:** none


### CallWall

[App page](https://appshunter.io/ios/app/callwall-spam-call-blocker/id6761127543)

This app identifies and blocks unwanted spam calls and texts using a community-powered database and advanced link scanning. It provides a confidence score for each number and filters suspicious messages before they reach your inbox.

**Highlights:** Community-powered spam identification, Confidence score for callers, Real-time call screen threat display, Adjustable blocking thresholds, Spam text filtering and link inspection, Instant link verification, Number lookup with spam details

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

**In-app purchases:** none


## Frequently asked questions

### Is MaxFLCalc free?

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

### Is CallWall free?

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

### Do MaxFLCalc or CallWall have ads?

Neither MaxFLCalc nor CallWall shows ads.

### Which is updated more often, MaxFLCalc or CallWall?

MaxFLCalc ships an update every 4 months, and CallWall weekly. Most recently, MaxFLCalc was updated on October 25, 2026 and CallWall on October 31, 2026.

---

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