Comparison

QTHnow vs SmartMTR for FlexRadio

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

Head to head
About

QTHnow

This utility app helps radio amateurs participating in diploma programs by sending their coordinates to a server and receiving location-based data. It provides real-time updates on RDA, locator, and RAFA information, and can display overlapping districts.

Highlights
  • Real-time coordinate sending
  • RDA, locator, and RAFA data retrieval
  • Overlapping district display
  • Diploma program support
  • Information service for radio stations
Features
Read full description

The program was developed for radioamateurs who participate in the RDA and RAFA diploma program. The program sends your current coordinates to the TNXQSO.com server and receives your current RDA, locator and RAFA in response. Information update - every 10 or 60 seconds. But for radio amateurs outside the borders of Russia, this program will be useful as an information service for the operation of your station/expedition. ------------------------------- Программа отправляет текущие координаты на сервер TNXQSO.com и получает в ответ ваш текущий RDA, локатор и RAFA. Если вы находитесь на расстоянии 100-150 метров до границы двух районов, то программа покажет оба.

About

SmartMTR for FlexRadio

Transform your iOS device into a precise S-meter and control panel for FlexRadio transceivers. Monitor signal levels, adjust DSP filters, and control radio functions with intuitive gestures. Includes a demo mode for exploration.

Highlights
  • Precision S-meter with arc-band indicator
  • Dual-slice display for simultaneous monitoring
  • TX meters for RF Power, SWR, and Compression
  • Intuitive swipe gestures for radio control
  • Comprehensive DSP filter adjustments
  • Demo mode for exploration
Features
Read full description

Turn your iPhone or iPad into a precision S-meter and control panel for your FlexRadio 6000 or 8000 series transceiver. SmartMTR connects to your radio over the local network and displays real-time signal levels on a sweeping arc indicator with smooth ballistic animation. Monitor two slices at once, control your radio with intuitive swipe gestures, and fine-tune DSP filters — all from your iOS device. PRECISION S-METER - Arc-band indicator with realistic ballistics — fast attack, slow decay - Dual-slice display: Slice A and Slice B shown simultaneously - S1 to S9+60 dB scale with accurate dBm readout - Signal extremes tracking with adjustable time window - 30-second signal history chart TX METERS - RF Power gauge (120W or 600W scale) - SWR meter - Compression meter - Mic level meter RADIO CONTROL - Tune frequency with swipe gestures — MHz, kHz, and Hz - Switch modes: CW, LSB, USB, AM, FM, NFM - Select RX and TX antennas - Adjust RX filter width - Band stacking with per-slice memory DSP FILTERS - Squelch and volume control - AGC mode and threshold - Noise blankers: NB, WNB - Noise reduction: NR, NRL, NRS, NRF, RNN - Notch filters: ANF, ANFL, ANFT WORKS WITH - FlexRadio 6000 or 8000 series Requires a FlexRadio transceiver on the same local network. Try the built-in demo mode to explore the app without a radio. Terms of Use: https://smartmtr.net/terms.html Privacy Policy: https://smartmtr.net/privacy-policy.html

Screenshots

QTHnow3 screens
SmartMTR for FlexRadio4 screens

Verdict

The call

The clearest difference is price: SmartMTR for FlexRadio at Free against QTHnow's $2.99. SmartMTR for FlexRadio also leads on review sentiment (100% vs 63%) and update cadence (every 5 weeks vs every 5 months). QTHnow's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 1). On ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

SmartMTR for FlexRadio is free to download; QTHnow costs $2.99 up front. SmartMTR for FlexRadio sells 1 in-app purchase, starting at $2.99 per month. QTHnow asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

QTHnow holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews complicate that: 63% of QTHnow's written reviews are positive against 100% of SmartMTR for FlexRadio's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

QTHnow ships an update every 5 months, SmartMTR for FlexRadio every 5 weeks. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.

Scorecard7 real differences · 3 level
QTHnow versus SmartMTR for FlexRadio: the parameters behind the verdict, then further details
ParameterQTHnowSmartMTR for FlexRadio
Price$2.99Free — better
Rating5.0 (1 ratings) — better4.0 (1 ratings)
Positive reviews62.5% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 5 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS13.0 — better26.2
Further details — not scored
Size2 MB3 MB
Age rating4+4+
DeveloperEFB-Software, LLCDariusz Socha

Customer experience

QTHnow

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive62.5%
Neutral0.0%
Negative37.5%

SmartMTR for FlexRadio

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

QTHnow

No in-app purchases

1 purchases

SmartMTR for FlexRadio

Subscriptions1
  • SmartMTR7 Days trial$2.991 Month

Questions

Is QTHnow free?
QTHnow costs $2.99, with no in-app purchases.
Is SmartMTR for FlexRadio free?
SmartMTR for FlexRadio is free to download, with in-app purchases available.
Which has better reviews, QTHnow or SmartMTR for FlexRadio?
QTHnow is rated higher. QTHnow averages 5.0 out of 5 from 1 ratings, while SmartMTR for FlexRadio averages 4.0 from 1 ratings.
Do QTHnow or SmartMTR for FlexRadio have ads?
Neither QTHnow nor SmartMTR for FlexRadio shows ads.
Which is updated more often, QTHnow or SmartMTR for FlexRadio?
QTHnow ships an update every 5 months, and SmartMTR for FlexRadio every 5 weeks. Most recently, QTHnow was updated on October 24, 2026 and SmartMTR for FlexRadio on October 1, 2026.

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