Comparison

RTKapp vs CHCNAV PointX

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RTKapp

Features
Read full description

Welcome to RTKapp --------------------- Centimeter Precision in your Pocket RTKapp is the ultimate solution for surveyors, engineers, and GNSS enthusiasts who need professional workflows without the burden of desktop software. Connect, record, process, and analyze satellite data directly from your iPhone or iPad in a fast, private, and powerful way. Powered by the robust RTKLIB engine (Demo5), RTKapp allows you to execute RTK positioning, Post-Processing (PPK/PPP), and raw data conversion in seconds, wrapped in a modern, streamlined interface. REAL-TIME RTK ---------------- - Total Connectivity: Connect your GNSS receiver via Bluetooth (BLE) or TCP, or get network corrections through the built-in NTRIP Client. - Live Quality Metrics: Monitor your signal status in real-time with AR ratio, HRMS/VRMS, DOP, SNR (Signal-to-Noise Ratio), and Skyplot views. - VRS Support: Works seamlessly with Virtual Reference Stations by automatically sending your configured position (GGA) to the caster. - Transparent Recording: Natively capture and log raw data streams from the Rover, Base, and corrections simultaneously while you measure. INSTANT POST-PROCESSING ------------------------------ - Load your observation (Rover/Base) and navigation files on the fly. - Execute kinematic, static, or precise point positioning (PPP) with advanced algorithms. - Analytical Plotting: Dive deep with E/N/U position graphs, horizontal scatter plots, cycle slip detection, and post-fit phase residuals to ensure maximum survey-grade quality. FIELD PRO TOOLS ------------------- - RINEX Converter: Import binary logs from RTCM3 and export them to universal RINEX format with advanced versioning and frequency selections (L1/L2/L5). - NTRIP Caster Management: Browse sourcetables, save profiles for your favorite VRS networks, and even share data by forwarding corrections via Bluetooth. - Configuration Profiles: Save your processing settings, elevation masks, and ambiguity resolution parameters into custom profiles for instant field readiness. LOCAL PRIVACY FIRST ----------------------- Your data belongs to you. RTKapp processes all positioning locally right on your device. We do not rely on the cloud to calculate your position, we don't track your projects, and all exports to GPX, KML, CSV, or .pos coordinate files are performed purely on-demand. Master GNSS precision anywhere, no laptop required. Download RTKapp and streamline your data collection and processing today!

About

CHCNAV PointX

Features
Read full description

PointX — The Official CHCNAV Corrections Companion PointX is the official self-service app from CHC Navigation for PointNet GNSS correction service users. Whether you are a construction worker, surveyor, or machine operator, PointX keeps service status, account details, and connection guides at your fingertips — so your high-precision work stays on track. Key Features · Base Station Map — Browse all PointNet Europe reference stations with live online/offline status. Search by city name or coordinates (decimal or DMS) to jump straight to your work area, and overlay the coverage layer to confirm service availability before you head out. · Ionosphere Monitor — Hourly ionospheric activity index (I95) covering the past 12 hours, now, and a 12-hour forecast, with automatic alerts for elevated activity — plan your precision work around the best windows. · NTRIP Account — See your subscription validity and remaining days at a glance, with proactive expiry reminders. Copy host, port, mountpoints, and credentials with one tap, and run a connectivity self-check anytime. · Connection Guide — Step-by-step setup tutorials for LandStar, AGNAV, and third-party rovers, plus a pre-work checklist and FAQs to get you fixed fast. · Troubleshooting Logs — Every login/logout session is recorded with connection times, fix mode, mountpoint, client IP, and session duration. Export logs in one tap to speed up support conversations. · Message Center — Scheduled maintenance, outage notices, service recovery, version updates, and subscription offers, delivered in-app the moment they happen. About PointNet PointNet is a ground‑based augmentation service provided by CHCNAV. Leveraging a global network of reference stations, it delivers centimeter‑level real‑time positioning for surveying, construction, and precision agriculture. Subscription Required: PointX requires an active PointNet service subscription, available through your local authorized CHCNAV dealer.

Screenshots

RTKapp4 screens
CHCNAV PointX4 screens

Verdict

The call

The clearest difference is update cadence: CHCNAV PointX at every 3 days against RTKapp's every 3 weeks. CHCNAV PointX also leads on 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RTKapp ships an update every 3 weeks, CHCNAV PointX every 3 days. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 4 level
RTKapp versus CHCNAV PointX: the parameters behind the verdict, then further details
ParameterRTKappCHCNAV PointX
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.0 — better
Further details — not scored
Size93 MB37 MB
Age rating4+17+
DeveloperJuan Carlos Lopez Calvo华测导航

In-app purchases

None

RTKapp

No in-app purchases

None

CHCNAV PointX

No in-app purchases

Questions

Is RTKapp free?
RTKapp is free to download, with no in-app purchases.
Is CHCNAV PointX free?
CHCNAV PointX is free to download, with no in-app purchases.
Do RTKapp or CHCNAV PointX have ads?
Neither RTKapp nor CHCNAV PointX shows ads.
Which is updated more often, RTKapp or CHCNAV PointX?
RTKapp ships an update every 3 weeks, and CHCNAV PointX every 3 days. Most recently, RTKapp was updated on October 1, 2026 and CHCNAV PointX on October 16, 2026.

Other comparisons