BluetoothLE RTK vs Voolta
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
Voolta
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Com o nosso app, você recarrega seu veículo elétrico de maneira fácil e simples. • Encontre pontos de recarga próximos e veja se estão em uso ou disponíveis; • Inicie a recarga e fique tranquilo: o app vai te mandar uma mensagem quando terminar ou se a recarga for interrompida; • Histórico de recargas realizadas pra você consultar quando que quiser; • Pagamento super fácil: com créditos, você não precisa ficar autorizando seu cartão a cada recarga. E o sistema avisa quando for hora de colocar mais!
Screenshots
Verdict
The clearest difference is update cadence: BluetoothLE RTK at every 2 weeks against Voolta's every 2 months. BluetoothLE RTK also leads on iOS requirement (12.4 vs 15.1). 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.
BluetoothLE RTK ships an update every 2 weeks, Voolta every 2 months. The most recent releases landed on May 14, 2026 and May 19, 2026 respectively.
| Parameter | BluetoothLE RTK | Voolta |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.4 — better | 15.1 |
| Further details — not scored | ||
| Size | 13 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Navisys Technology Corp. | Spott Tecnologia Ltda |
In-app purchases
BluetoothLE RTK
No in-app purchases
Voolta
No in-app purchases
Questions
Is BluetoothLE RTK free?
Is Voolta free?
Do BluetoothLE RTK or Voolta have ads?
Which is updated more often, BluetoothLE RTK or Voolta?
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