Constructor Proctor vs Mercer | Mettl
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Constructor Proctor
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Proctor app allows to take proctored exams using mobile device.
Mercer | Mettl
This app provides a convenient platform for individuals to take tests on their mobile devices. It also helps organizations make informed decisions about talent acquisition and development through research-backed assessments and analytics.
- On-the-go test taking
- Talent acquisition assessments
- Employee development programs
- Customized assessments
- In-depth analytics
- Certification exams
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The Mercer | Mettl app allows test takers to conveniently attempt tests on the go in an ideal test environment. Mercer | Mettl enables organisations to build winning teams by taking credible people decisions across two key areas, talent acquisition, and development. Our research-backed assessments, efficient cloud platform, and in-depth analytics help us deliver transformative results for our clients and their employees. We create customized assessments across the employee lifecycle, including pre-hiring screening, candidate skills assessment, training, and development programs for employees/students, certification exams, contests and beyond.
Screenshots
Verdict
The clearest difference is update cadence: Constructor Proctor at monthly against Mercer | Mettl'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.
Constructor Proctor ships an update monthly, Mercer | Mettl every 2 months. The most recent releases landed on September 24, 2026 and October 4, 2026 respectively.
| Parameter | Constructor Proctor | Mercer | Mettl |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (3 ratings) — better |
| Positive reviews | — | 16.7% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | SIT Alemira Switzerland AG | Mercer Mettl |
In-app purchases
Constructor Proctor
No in-app purchases
Mercer | Mettl
No in-app purchases
Questions
Is Constructor Proctor free?
Is Mercer | Mettl free?
Do Constructor Proctor or Mercer | Mettl have ads?
Which is updated more often, Constructor Proctor or Mercer | Mettl?
Other comparisons
