# WALT Calculator vs 3D Print Tracker

The clearest difference is rating: 3D Print Tracker at 5.0 against WALT Calculator's 4.0. 3D Print Tracker also leads on update cadence (weekly vs every 3 months). WALT Calculator's advantage is in-app purchases (none vs 2) and iOS requirement (8.0 vs 15.1). On price, ratings volume, ads and monetization model there is nothing between them.

Both are free to download. 3D Print Tracker sells 2 in-app purchases, starting at $1.99 per month. WALT Calculator asks for nothing beyond the download.

3D Print Tracker holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

WALT Calculator ships an update every 3 months, 3D Print Tracker weekly. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | WALT Calculator | 3D Print Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/walt-calculator/id815488678/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/3d-print-tracker/id6771534885/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Size | 14 MB | 53 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeff McClay](https://appshunter.io/developer/815488681) | [Howard Frischer](https://appshunter.io/developer/6771534887) |

## What reviewers say

### WALT Calculator

[App page](https://appshunter.io/ios/app/walt-calculator/id815488678)

This utility app offers a suite of specialized calculators for weather, location, and target-related computations. Features include density altitude, field elevation, geographic coordinate conversion, distance calculation, and a target calculator for shooting sports.

**Highlights:** Density Altitude Calculator, Field Elevation Calculator, Geographic Coordinates Converter, Geographic Distance Calculator, Target Calculator

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D Print Tracker

[App page](https://appshunter.io/ios/app/3d-print-tracker/id6771534885)

This app helps 3D printing enthusiasts accurately calculate material costs, optimize print settings, and manage project expenses. It provides precise breakdowns for filament usage, weight conversions, and profit margins for selling prints.

**Highlights:** Filament cost calculator, Material weight conversions, Profit margin tools, Print cost optimization, Fast and clean interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pro Access | $1.99 | per month |
| Premium Pro Access | $9.99 | per year |


## Frequently asked questions

### Is WALT Calculator free?

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

### Is 3D Print Tracker free?

3D Print Tracker is free to download, with in-app purchases available.

### Which has better reviews, WALT Calculator or 3D Print Tracker?

3D Print Tracker is rated higher. WALT Calculator averages 4.0 out of 5 from 4 ratings, while 3D Print Tracker averages 5.0 from 2 ratings.

### Do WALT Calculator or 3D Print Tracker have ads?

Neither WALT Calculator nor 3D Print Tracker shows ads.

### Which is updated more often, WALT Calculator or 3D Print Tracker?

WALT Calculator ships an update every 3 months, and 3D Print Tracker weekly. Most recently, WALT Calculator was updated on October 23, 2026 and 3D Print Tracker on October 22, 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.*