U vs CPTNS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
U
This professional tool allows construction professionals to precisely measure 3D terrain and hardscape elements. It captures X, Y, and Z coordinates, calculates slope percentages, and displays elevation above sea level. Users can save, email, or upload survey data directly into CAD software for accurate job bidding.
- 3D X,Y,Z measurement plotting
- Save, email, and upload survey data
- Direct CAD integration
- Calculate % of slope
- Feet above sea level elevation
- Photos with data
- Compass functionality
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U-Level 3D Terrain Mapping and Hardscape Leveling System The only Precision Construction Altimeter on the market that allows you to plot or survey true 3D X,Y, and Z measurements then save, email, or upload directly into CAD. Seamlessly load your surveys into Uvision. The ultimate instrument for bidding jobs. Figures % of Slope, Engineering Scale- Feet above sea level, includes photos with data, and compass. Designed for the true professional specifically for the Hardscape Industry by Hardscape Pros!
CPTNS
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Classic Pool Tile & Stone supplies the following products to beautify your swimming pool and decking area: Porcelain & Ceramic Swimming Pool Tile, Glass Tile, 6x12 Tile, Wave Tile, Brick Clay Coping, Natural Granite Stone Coping, Natural Travertine Coping, French Pattern Natural Travertine Decking, Porcelain Decking, Depth Markers, Mosaics and Unglazed Pool Tile.
Screenshots
Verdict
The clearest difference is update cadence: CPTNS at monthly against U's every 2 months. On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
U ships an update every 2 months, CPTNS monthly. The most recent releases landed on September 16, 2026 and September 22, 2026 respectively.
| Parameter | U | CPTNS |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14 — better | 15.6 |
| Further details — not scored | ||
| Size | 18 MB | 63 MB |
| Age rating | 4+ | 17+ |
| Developer | Mike East | Classic Pool Tile & Stone Corporation |
In-app purchases
U
No in-app purchases
CPTNS
No in-app purchases
