Comparison

TEMGO vs KerfSmart Carpentry Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

TEMGO

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
Read full description

The Temgot Battery management system is connected to the active equalizer via Bluetooth to monitor the battery status, collect, store and process information during battery operation in real, time Easy for after-sales management。 1. Display real-time voltage, current, power, internal resistance and other parameter values, and display them in the form of instrument panels and numbers; 2.Record battery data using a chart timeline. Easy to use 3. Each data comparison of the battery cell, the voltage difference. Maximum voltage cell Minimum voltage cell. And the display of cell balance 4. Cell temperature warning. Real-time alarm for over temperature, short circuit, over voltage, under voltage 5. Display the real-time voltage and alarm status of all single batteries. If the reported parameters trigger the alarm value or protection value, an alarm will be prompted; 6.New fault reporting function Use a Battery Monitoring System To get the most out of a lithium battery, it’s essential to use a battery monitoring system. This will help track your battery’s charging and discharging cycles and overall health. A battery monitoring system will ensure that your battery is always in top condition and prolong its lifespan. I hope Temgot can help you learn more about the convenience of using the battery Best Regards !

About

KerfSmart Carpentry Calculator

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
Read full description

KerfSmart is a carpentry calculator built the way you measure: in feet, inches and fractions. Add up a run of trim, lay out a sheet of plywood, or figure where to clamp your straightedge, all without converting to decimals. TAPE-MEASURE CALCULATOR • Type 5' 3 1/2" + 2' 7 3/8" and get 7' 10 7/8". No decimal math. • Add, subtract, multiply and divide lengths. Length × length gives square feet; three lengths give board feet or cubic feet. • Results round to the precision you choose, from 1/2" down to 1/64", with a + or − marker when the true value is a hair over or under. • Tap any result for conversions: decimal inches and feet, millimeters, meters, square feet, 4×8 sheets, board feet and cubic yards. • Ans and a 50-entry history let you keep working from your last answer. • Full metric mode. CUT LISTS WITH THE KERF BUILT IN • Length: enter your parts and stock length. KerfSmart packs them onto the fewest boards, subtracts a saw kerf for every cut, and draws each board to scale with mark positions and the offcut. • Lumber: enter length, width and quantity. KerfSmart picks which boards to buy with the least waste, using only the widths and lengths you can get or haul home. It can also suggest a rough-sawn blank to mill. • Plywood: lays out your parts on the fewest sheets using straight-through cuts you can make with a circular, track or table saw. Each sheet is drawn to scale with numbered cut lines and step-by-step instructions like "Rip a 23 1/4" strip off the 96" × 48" panel." Lock grain direction when it matters. • Print the plan or share it as a PDF to take to the shop or the lumberyard. CIRCULAR SAW GUIDE Enter the distance to your cut line and KerfSmart tells you exactly where to clamp your straightedge, accounting for your saw's base plate offset and which side of the line is waste. Measure your saw once and never cut a piece short again. CARPENTRY TOOLS • Board feet and lumber cost, with hardwood thickness shortcuts • Even spacing for balusters, pickets and shelves, by count or by maximum gap • Stairs: risers, treads, total run, stringer length and angle, with riser and tread checks • Rafters and roof pitch: rafter and tail length, rise, run, plumb cut angle, pitch to degrees • Stud layout marks at 12", 16", 19.2" and 24" on center • Diagonal and square check, with how far out of square you are • Frame miter angles for any number of sides • Arc radius from width and rise MADE FOR THE SHOP • Set your blade kerf, saw offsets, default stock length, stair limits and fraction precision once. • Every length field accepts whatever you type: 3/32, 2.4mm, 1 1/2", 8'. • Clean light blue design with full dark mode, on iPhone and iPad. • No account, no ads, no tracking. Works offline, and saved projects sync through your own private iCloud. Whether you are building furniture, framing a wall or trimming out a room, KerfSmart does the math so you can measure once and cut once. KERFSMART PRO The calculator, Length cut lists, Saw Guide and every carpentry tool are free. Lumber and Plywood cut lists and saved projects are part of KerfSmart Pro, a one-time $9.99 purchase. No subscription. KerfSmart's results are estimates for planning. Always check measurements on your material before cutting, follow your tools' safety instructions, and check local building codes for stairs, rafters and other structural work.

Screenshots

TEMGO4 screens
KerfSmart Carpentry Calculator4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
TEMGO versus KerfSmart Carpentry Calculator: the parameters behind the verdict, then further details
ParameterTEMGOKerfSmart Carpentry Calculator
PriceFreeFree
Rating4.0 (3 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings3 — better2
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size31 MB2 MB
Age rating17+4+
DeveloperShenzhen Guri New EnergyDylan McCaffrey

Customer experience

TEMGO

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

KerfSmart Carpentry Calculator

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

TEMGO

No in-app purchases

1 purchases

KerfSmart Carpentry Calculator

One-time1
  • KerfSmart Pro$9.99

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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