TechDraw vs Log Weight Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TechDraw
This drawing application offers built-in geometric shapes, a text editor, and an equation editor. It supports data transfer for collaboration and backup, and allows sharing on social media. A comprehensive user manual is included within the app.
- Geometric shapes library
- Text and equation editor
- Data transfer for collaboration
- Social media sharing
- Included user manual
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TechDraw is a full-featured drawing application combining built-in geometric shapes with a text and equation editor. Drawing data can be transferred for collaborative work and backup, and drawings can be shared on the popular social media outlets. A full user manual is included in the app.
Log Weight Pro
Easily estimate the green weight of logs for arborists. Input tree species, log width, and length to get accurate calculations based on US Forest Service data. Supports 156 North American species and offers both Imperial and Metric modes.
- Estimate green log weight
- 156 North American tree species
- Imperial and Metric modes
- Integrated Green Log Weight Chart
- US Forest Service data
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Know the weight before the lift. Accurate green log weight estimates for arborists, crane operators, and forestry professionals. Trusted by tree service crews since 2018. CALCULATE • 161 North American tree species • Smalian's and Newton's formulas • Separate large end, small end, and midpoint measurements • Imperial (inches/feet) and Metric modes • Works offline — no cell signal required TRACK • Save log entries grouped by job • GPS location tagging • Add notes and share job summaries SYNC • Cloud backup across all your devices PRO • Calibrate custom tree species from field measurements • Unlimited job history Based on green wood density data from the U.S. Forest Service. Weights are estimates only. Terms of Use: https://logweightpro.com/terms Privacy Policy: https://logweightpro.com/privacy
Screenshots
Verdict
The clearest difference is price: Log Weight Pro at Free against TechDraw's $7.99. Log Weight Pro also leads on review sentiment (43% vs 0%) and rating (3.7 vs 3.0). TechDraw's advantage is in-app purchases (none vs 2) and update cadence (every 4 months vs every 34 months). On ads, device support and iOS requirement 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
Log Weight Pro is free to download; TechDraw costs $7.99 up front. Log Weight Pro sells 2 in-app purchases, starting at $9.99 per month. TechDraw asks for nothing beyond the download.
Log Weight Pro holds the better App Store score, 3.7 against 3.0. That said, the two scores are not equally well evidenced: Log Weight Pro has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of TechDraw's written reviews are positive against 43% of Log Weight Pro's.
TechDraw ships an update every 4 months, Log Weight Pro every 34 months. The most recent releases landed on September 24, 2026 and October 2, 2026 respectively.
| Parameter | TechDraw | Log Weight Pro |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 3.0 (2 ratings) | 3.7 (12 ratings) — better |
| Positive reviews | 0.0% of reviews | 42.9% of reviews — better |
| Number of ratings | 2 | 12 — better |
| Update frequency | Every 4 months — better | Every 34 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 2 MB | 58 MB |
| Age rating | 12+ | 4+ |
| Developer | Kelly Technology Inc. | Tane Langton |
Customer experience
TechDraw
Log Weight Pro
In-app purchases
TechDraw
No in-app purchases
Log Weight Pro
- Log Weight Pro Monthly$9.991 Month
- Log Weight Pro Annual$69.991 Year
Questions
Is TechDraw free?
Is Log Weight Pro free?
Which has better reviews, TechDraw or Log Weight Pro?
Do TechDraw or Log Weight Pro have ads?
Which is updated more often, TechDraw or Log Weight Pro?
Other comparisons
