# HLL Calculator vs MarkFleet

The clearest difference is device support: HLL Calculator at 3 against MarkFleet's 1. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | HLL Calculator | MarkFleet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/hll-calculator/id6450400945/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 377 MB | 24 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fynn Torke](https://appshunter.io/developer/1693152087) | [SIG IT solutions s.r.o.](https://appshunter.io/developer/1779918838) |

## What reviewers say

### HLL Calculator

[App page](https://appshunter.io/ios/app/hll-calculator/id6450400945)

Calculate artillery and SPA settings for Hell Let Loose with a standard calculator or an interactive map. Save distances, add markers, and view firing ranges. Includes an Apple Watch app for standalone use.

**Highlights:** Mil setting calculator for artillery and SPAs, Interactive map for impact targeting, Save custom distances, Add markers on map, Display firing range lines, Apple Watch companion app

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### MarkFleet

[App page](https://appshunter.io/ios/app/markfleet/id6741511447)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HLL Calculator free?

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

### Is MarkFleet free?

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

### Do HLL Calculator or MarkFleet have ads?

Neither HLL Calculator nor MarkFleet shows ads.

### Which is updated more often, HLL Calculator or MarkFleet?

HLL Calculator ships an update every 2 months, and MarkFleet every 2 months. Most recently, HLL Calculator was updated on October 2, 2026 and MarkFleet on September 23, 2026.

---

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