# TEMGO vs KerfSmart Carpentry Calculator

The clearest difference is rating: KerfSmart Carpentry Calculator at 5.0 against TEMGO's 4.0. KerfSmart Carpentry Calculator also leads on update cadence (every 2 days vs every 3 weeks). TEMGO's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 17.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. KerfSmart Carpentry Calculator sells 1 one-off in-app purchase. TEMGO asks for nothing beyond the download.

KerfSmart Carpentry Calculator holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

TEMGO ships an update every 3 weeks, KerfSmart Carpentry Calculator every 2 days. The most recent releases landed on October 14, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | TEMGO | KerfSmart Carpentry Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/temgo/id6483105426/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kerfsmart-carpentry-calculator/id6817965236/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | Free |
| Size | 31 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Guri New Energy](https://appshunter.io/developer/1748705940) | [Dylan McCaffrey](https://appshunter.io/developer/6817965238) |

## What reviewers say

### TEMGO

[App page](https://appshunter.io/ios/app/temgo/id6483105426)

Monitor your battery's real-time performance, including voltage, current, and internal resistance. Track historical data, compare individual cell performance, and receive alerts for critical temperature and voltage conditions. This system helps optimize battery health and lifespan.

**Highlights:** Real-time voltage, current, and power display, Historical data charting, Individual cell comparison and balancing, Temperature and voltage alarms, Fault reporting function

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

**In-app purchases:** none


### KerfSmart Carpentry Calculator

[App page](https://appshunter.io/ios/app/kerfsmart-carpentry-calculator/id6817965236)

This app simplifies carpentry calculations by working directly with feet, inches, and fractions, eliminating decimal conversions. It offers tools for cut list optimization, lumber and plywood layout, and precise circular saw guides. Features include metric mode, a 50-entry history, and project syncing via iCloud.

**Highlights:** Fractional measurement calculations, Cut list optimization with kerf subtraction, Plywood and lumber layout, Circular saw guide for precise cuts, Metric and imperial modes, 50-entry calculation history, Offline functionality

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KerfSmart Pro | $9.99 | one-time |


## Frequently asked questions

### Is TEMGO free?

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

### Is KerfSmart Carpentry Calculator free?

KerfSmart Carpentry Calculator is free to download, with in-app purchases available.

### Which has better reviews, TEMGO or KerfSmart Carpentry Calculator?

KerfSmart Carpentry Calculator is rated higher. TEMGO averages 4.0 out of 5 from 3 ratings, while KerfSmart Carpentry Calculator averages 5.0 from 2 ratings.

### Do TEMGO or KerfSmart Carpentry Calculator have ads?

Neither TEMGO nor KerfSmart Carpentry Calculator shows ads.

### Which is updated more often, TEMGO or KerfSmart Carpentry Calculator?

TEMGO ships an update every 3 weeks, and KerfSmart Carpentry Calculator every 2 days. Most recently, TEMGO was updated on October 14, 2026 and KerfSmart Carpentry Calculator on October 26, 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.*