# PandaCalc vs LumberFit

The clearest difference is in-app purchases: PandaCalc at none against LumberFit's 1. PandaCalc also leads on update cadence (weekly vs every 2 weeks) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. LumberFit sells 1 in-app purchase, starting at $1.99 per month. PandaCalc asks for nothing beyond the download.

PandaCalc ships an update weekly, LumberFit every 2 weeks. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PandaCalc | LumberFit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 25 MB | 6 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [友 周](https://appshunter.io/developer/1780906506) | [剑炜 陈](https://appshunter.io/developer/1868267178) |

## What reviewers say

### PandaCalc

[App page](https://appshunter.io/ios/app/pandacalc-notes-calculator/id6756593418)

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

**In-app purchases:** none


### LumberFit

[App page](https://appshunter.io/ios/app/lumberfit/id6757940921)

Optimize wood cutting and plan transport for woodworking projects. Features include board cutting layouts, 3D vehicle loading visualization, and AR-based measurement. Share results and save projects.

**Highlights:** Board cutting optimization, 3D vehicle load checking, AR camera measurement, Export and share results, Save and load cutting schemes, Supports multiple units

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LumberFit 1 Month VIP | $1.99 | per month |


## Frequently asked questions

### Is PandaCalc free?

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

### Is LumberFit free?

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

### Do PandaCalc or LumberFit have ads?

Neither PandaCalc nor LumberFit shows ads.

### Which is updated more often, PandaCalc or LumberFit?

PandaCalc ships an update weekly, and LumberFit every 2 weeks. Most recently, PandaCalc was updated on October 19, 2026 and LumberFit on October 8, 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.*