Timber Engineering Calculator vs Days calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Timber Engineering Calculator
This app provides 55 calculators for various timber and civil engineering parameters, covering beam properties, stress calculations, column design, and connector loads. It supports both metric (SI) and imperial (USCS) units for comprehensive engineering analysis.
- 55 engineering calculators
- Timber and civil engineering parameters
- Beam properties calculations
- Stress and load analysis
- Column design tools
- Connector load calculations
- Metric and imperial units
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Timber Engineering Calculator — 55 calculators for timber and wood-works design. Available in Metric (SI) and Imperial (USCS) units. NEW — Wood Species Reference & Auto-Fill: • Built-in species library (NDS 2018): Douglas Fir-Larch, Southern Pine, Hem-Fir, Spruce-Pine-Fir — Select Structural, No.1, No.2 • View Fb, Ft, Fv, Fc⊥, Fc, E and G in SI (MPa) and USCS (psi) • One-tap auto-fill of design values into calculators — faster, fewer errors • Auto-fillable fields marked with a tree icon Save calculations to History, add notes, export PDF reports. Formula shown on top; Calculate activates when all inputs are entered. SECTION PROPERTIES • Area of Section • Moment of Inertia • Distance from Axis to Extremities • Radius of Gyration • Section Modulus BENDING & SHEAR • Maximum Fiber Stress • Maximum Fiber Stress using Section Modulus • Horizontal Shearing Stress • Horizontal Shearing Stress (notched beam) • Modified Total End Shear (Concentrated / Uniform Loads) TIMBER COLUMNS (species auto-fill) • Allowable Unit Stress — Single/Glued, Rectangular, Circular • Allowable Compressive Stress at an angle to grain • Allowable Stress — Rectangular (NDS) • Hankinson's Equation ADJUSTED DESIGN VALUES (species auto-fill) • Extreme-Fiber Bending, Tension, Shear • Compression perpendicular / parallel to grain • End grain in bearing • Modulus of Elasticity DESIGN FACTORS • Size Factor • Volume Factor (Southern Pine / Other Species) • Radial Stress from Bending Moment • Curvature Factor • Bearing Area Factor • Slenderness Ratio for Beams NAILS & SPIKES • Allowable Withdrawal Load • Total Allowable Lateral Load — Group I–IV Wood WOOD SCREWS • Allowable Withdrawal Load • Total Allowable Lateral Load — Group I–IV Wood CONNECTORS — ADJUSTED DESIGN VALUES • Bolts — Lateral Loading • Split-Ring & Shear-Plate — Parallel / Normal to Grain • Nails & Spikes — Withdrawal / Lateral • Wood Screws — Withdrawal / Lateral • Lag Screws — Withdrawal / Lateral • Metal Plate Connectors — Lateral • Drift Bolts & Pins — Withdrawal / Lateral • Spike Grids — Lateral • Stress and Deflection Factor (Ponding) Also available: Civil Engineering Pack — 12 modules (Beam, Structural, Concrete, Column, Hydraulics, Survey, Soil, Piling, Highways, Bridge, Converter) in SI and USCS.
Days calc
Calculate the difference between two dates or add days to a specific date. This tool helps you determine future dates, remaining days until an event, or days passed since a past date. It conveniently saves your last calculation for quick access.
- Add days to a date
- Calculate difference between dates
- Count days, weeks, or years-months-days
- Find remaining days until a date
- Track days passed since a date
- Saves last calculated date
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This app operates using dates and days: - adds the number of days to specified date and finds the new date - finds the difference between two dates in number of days, weeks or years-months-days Choose the date, enter the number of days, and get the result! It also saves the last calculated date and updates it when launching. You will know: - which date it will be after a specific period of days - how many days remain until specific date - how many days have passed since specific date No in-app ads, no subscription necessary!
Screenshots
Verdict
The clearest difference is review sentiment: Days calc at 88% against Timber Engineering Calculator's 0%. Days calc also leads on rating (4.8 vs 3.9) and update cadence (every 2 months vs every 39 months). On ratings volume, ads, in-app purchases and monetization model 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
Timber Engineering Calculator costs $3.99 and Days calc $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Days calc holds the better App Store score, 4.8 against 3.9. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 0% of Timber Engineering Calculator's written reviews are positive against 88% of Days calc's.
Timber Engineering Calculator ships an update every 39 months, Days calc every 2 months. The most recent releases landed on August 28, 2026 and August 29, 2026 respectively.
| Parameter | Timber Engineering Calculator | Days calc |
|---|---|---|
| Price | $3.99 | $0.99 — better |
| Rating | 3.9 (7 ratings) | 4.8 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | 87.5% of reviews — better |
| Number of ratings | 7 — better | 4 |
| Update frequency | Every 39 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | V PUGAZHENTHI | Evgeny Turchaninov |
Customer experience
Timber Engineering Calculator
Days calc
In-app purchases
Timber Engineering Calculator
No in-app purchases
Days calc
No in-app purchases
Questions
Is Timber Engineering Calculator free?
Is Days calc free?
Which has better reviews, Timber Engineering Calculator or Days calc?
Do Timber Engineering Calculator or Days calc have ads?
Which is updated more often, Timber Engineering Calculator or Days calc?
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