ONX Connect vs CellMapper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ONX Connect
This tool anonymously collects network performance data for analysis by network operators. It helps in testing equipment and infrastructure to understand network quality.
- Anonymized data recording
- Network performance transmission
- Equipment testing
- Infrastructure analysis
- Network operator focus
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The Network Assessment Tool application is designed to record and transmit anonymized network performance data for analysis by Opensignal. The target audience for this application are network operators looking to test equipment and infrastructure.
CellMapper
Visualize global cellular network coverage for 2G, 3G, 4G, and 5G technologies. This app uses crowdsourced data to display detailed network information from carriers worldwide.
- Global cellular network coverage maps
- 2G/3G/4G/5G (NSA & SA) data
- Crowdsourced information
- Carrier network details
- Advanced cellular metrics
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CellMapper displays advanced 2G/3G/4G/5G (NSA and SA) cellular network information from carriers all around the world with its crowdsourced coverage maps.
Screenshots
Verdict
The clearest difference is update cadence: CellMapper at weekly against ONX Connect's every 2 months. CellMapper also leads on ratings volume (12 vs 2). On price, rating, review sentiment and ads 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.
On the App Store both sit at effectively the same score — 4.0 for ONX Connect against 3.9 for CellMapper. That said, the two scores are not equally well evidenced: CellMapper has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
ONX Connect ships an update every 2 months, CellMapper weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | ONX Connect | CellMapper |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | 3.9 (12 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 12 — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 | 17.6 |
| Further details — not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Opensignal Inc. | CellMapper Services Limited |
Customer experience
ONX Connect
CellMapper
In-app purchases
ONX Connect
No in-app purchases
CellMapper
No in-app purchases
Questions
Is ONX Connect free?
Is CellMapper free?
Which has better reviews, ONX Connect or CellMapper?
Do ONX Connect or CellMapper have ads?
Which is updated more often, ONX Connect or CellMapper?
Other comparisons
