3PM Construction vs Sergo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3PM Construction
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3PM Construction allows field workers to mange construction projects and health and safety requirements. The app allows the field staff to process purchase orders, check out tools, complete plant and vehicle inspections and handle time sheets. See www.3pm.nz/construction for more information.
Sergo
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For the goodstays cleaning team and team admins to manage job allocations.
Screenshots
Verdict
The clearest difference is update cadence: Sergo at every 3 weeks against 3PM Construction's every 4 months. 3PM Construction's advantage is iOS requirement (15.0 vs 17.0). 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.
3PM Construction ships an update every 4 months, Sergo every 3 weeks. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.
| Parameter | 3PM Construction | Sergo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 78 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | 3PM | Goodstays Limited |
In-app purchases
3PM Construction
No in-app purchases
Sergo
No in-app purchases
