BluetoothLE RTK vs NTRIP STX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BluetoothLE RTK
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1. Support GR-9029/GR-9028 Bluetooth LE GNSS receiver 2. App receive correction data from reference station and forward to receiver. 3. Receiver calculate the data and decide it's precision position, then send GGA to App 4.Finally App draw the position in map. App is a utility tool for testing the receiver. a.Relative position measurement GR-9029 have a button in it. User press the button ,then App will draw a pin in map. When user press again , the App draw a new pin and show the distance between two pin (If "distance measurement" function is enable) b. Absolute position measurement. Receiver is placed on a known position. User can compare the known position with the coordinate show in map. c.Benchmark with other receiver App support "Log" function , it can record entire path . User can compare the path with others and check the deviation
NTRIP STX
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NTRIP STX is a Ntrip client, capable of delivering RTK corrections to connected Stonex GNSS receivers to provide centimeter accuracy. You can then connect other mapping and surveying apps to these receivers for precise data collection and stakeout. NTRIP STX includes a world-wide database of available Ntrip casters. Free subscription: - Run the Ntrip connection for 10 minutes per day - Free 7 days trial of all “Professional" subscription features Paid "Professional" subscription: - no time limits on connection to Ntrip caster Purchase of a NTRIP STX subscription allows you to run the NTRIP STX App on all supported platforms. Subscription payments will be charged to your iTunes Account at confirmation of purchase and will automatically renew unless you cancel your subscription or turn off auto-renewal at least 24-hours prior to the end of the current subscription period. A cancelled subscription remains active until the end of the current period, at which time your account reverts to the “Free" subscription functionality. Customers selecting the Free Trial will enjoy “Professional" subscription features for a period of 7 days, after which they can elect to purchase a paid subscription. In the absence of a purchase, their account will revert to “Free" subscription functionality. For further information: • NTRIP STX Privacy Policy: https://its-geo.eu/Privacy.html • NTRIP STX Terms of Use: https://its-geo.eu/terms-of-service.html
Screenshots
Verdict
The clearest difference is in-app purchases: BluetoothLE RTK at none against NTRIP STX's 2. BluetoothLE RTK also leads on update cadence (every 2 weeks vs every 10 months) and iOS requirement (12.4 vs 15.0). On price, ads 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. NTRIP STX sells 2 in-app purchases, starting at $4.49 per month. BluetoothLE RTK asks for nothing beyond the download.
BluetoothLE RTK ships an update every 2 weeks, NTRIP STX every 10 months. The most recent releases landed on May 14, 2026 and September 8, 2026 respectively.
| Parameter | BluetoothLE RTK | NTRIP STX |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 13 MB | 109 MB |
| Age rating | 4+ | 4+ |
| Developer | Navisys Technology Corp. | ITS Geo Solutions GmbH |
In-app purchases
BluetoothLE RTK
No in-app purchases
NTRIP STX
- Professional - Monthly$4.491 Month
- Professional - Annual$46.991 Year
Questions
Is BluetoothLE RTK free?
Is NTRIP STX free?
Do BluetoothLE RTK or NTRIP STX have ads?
Which is updated more often, BluetoothLE RTK or NTRIP STX?
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