Comparison

WSPR watch vs Codan XTEND

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

Head to head
About

WSPR watch

This utility app provides ham radio operators with real-time WSPRnet and PSKreporter data. It displays who can hear you and offers detailed information for each spot. Users can also export data for further analysis.

Highlights
  • WSPRnet and PSKreporter data display
  • Real-time reception information
  • Detailed spot information
  • QRZ.com call sign lookup
  • Tab-delimited CSV export
Features
Read full description

Utility for ham radio users of WSPRnet. Quickly shows who can hear you and details of each spot. Tap a spot in the table to look up the call on QRZ.com. Export produces as tab delimited CSV file that can be sent to Numbers for sorting, filtering and graphing beyond what is in the app itself.

About

Codan XTEND

Control a Codan HF SDR radio remotely from your iPhone or iPad. Make voice and message calls, share locations, and even send SMS or phone calls over HF networks. Supports various voice encryption methods for secure communication.

Highlights
  • Remote HF voice and message calls
  • Location sharing via Apple Maps
  • SMS and phone calls over HF network
  • Support for various voice encryption
  • Connect via SmartLink or Wi-Fi router
  • User PIN for access control
Features
Read full description

Codan XTEND allows you to operate a Codan HF SDR radio via your iPhone or iPad. This provides you with additional mobility, and an easy-to-use interface. It allows you to perform the following for pre-defined contacts that are programmed into your radio: - Make and receive Selective and Emergency HF voice calls - Send and receive HF messages (including in-link messages) - Send your position to another radio, or request the position of another radio, and view these positions in Apple Maps (using cached maps if internet access is not available) - Manually test an HF channel (Selcall only) - Make and receive phone calls over an HF network via a 3033 Telephone Interconnect (https://www.codancomms.com/products/3033-telephone-interconnect/) - Send and receive SMSes over an HF network via a SprintNet gateway (https://www.codancomms.com/products/sprintnet/) - Send and receive SMSes and Web Messages over a cellular or satellite link via Codan Convoy It allows you to use any voice encryption method supported by your radio, including Digital Voice at 2400, 1200, 600, 480 and 300 bps. Your device, running the Codan XTEND app, can connect to your radio via a Codan Envoy SmartLink (https://www.codancomms.com/products/smartlink/) or via another Wi-Fi router. Access to the radio can be controlled by use of a user PIN, in addition to the standard Wi-Fi security mechanisms. Up to a total of four smartphone devices, or standard control points (e.g. Envoy handsets/consoles or Sentry handsets) may be connected to your radio at once, although responsiveness and audio quality may be reduced if multiple smartphone devices are connected to your radio via Wi-Fi in an environment where there are a number of other active Wi-Fi hotspots. Your radio must have the "15-10622 Opt Standard App" Sales Option enabled to allow use with Codan XTEND. Other features mentioned above may also be dependent on the Sales Options that are enabled in your radio.

Screenshots

WSPR watch4 screens
Codan XTEND4 screens

Verdict

The call

The clearest difference is review sentiment: WSPR watch at 94% against Codan XTEND's 0%. WSPR watch also leads on update cadence (fortnightly vs every 42 months) and rating (4.8 vs 4.5). Codan XTEND's advantage is iOS requirement (12.0 vs 17.6). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

WSPR watch holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: WSPR watch has 73 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 94% of WSPR watch's written reviews are positive against 0% of Codan XTEND's.

UpkeepUpdate frequency

WSPR watch ships an update fortnightly, Codan XTEND every 42 months. Both last shipped on October 7, 2026.

Scorecard5 real differences · 5 level
WSPR watch versus Codan XTEND: the parameters behind the verdict, then further details
ParameterWSPR watchCodan XTEND
PriceFreeFree
Rating4.8 (73 ratings) — better4.5 (2 ratings)
Positive reviews93.7% of reviews — better0.0% of reviews
Number of ratings73 — better2
Update frequencyFortnightly — betterEvery 42 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.612.0 — better
Further details — not scored
Size6 MB20 MB
Age rating4+4+
DeveloperAccess InformaticsCodan Limited

Customer experience

WSPR watch

All ratings73 ratings
Positive93.2%
Neutral4.1%
Negative2.7%
Written reviews79 reviews
Positive93.7%
Neutral5.1%
Negative1.3%

Codan XTEND

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

WSPR watch

Reported bugs

16 issues
  • Spot Info is jumbled in Portrait mode
  • Crashes sometimes
  • WSPRnet API hasn't worked for weeks for some users
  • WSPRnet itself not providing data for some users
  • PSK reporter doesn't work
Show 11 more
  • RBN doesn't work for some users
  • Hourly look back period obscured by keyboard on iPhone 5se
  • Color legend doesn't work as described
  • Duplicates in the spot list
  • Cannot get 10MHz results
  • Unclear what colored bars indicate
  • Doesn't load all spots for a band
  • Minimum DX distance not working for version 4
  • Hourly look back period obscured by keyboard on iPhone 5se
  • Color legend doesn't work as described
  • Duplicates in the spot list

Requested features

18 requests
  • Zoom out on map to see all spots
  • Add-on features
  • Ability to switch between local and UTC time
  • 24/12hr time format
  • Compare two callsigns
Show 13 more
  • Audio input for WSPR receive (decode on phone)
  • Monitor 2 or more bands at once
  • Quick way to change bands without going into settings
  • Time window slider on the map
  • Sorting by time, distance, etc. on list view
  • Partial callsign search
  • Satellite map view
  • Color legend for pins/lines
  • Duplicate spot removal
  • Support for 70cm and 23cm bands
  • Improved graph clarity
  • Option to change line color connecting Rx station to spot
  • Dark mode option

Codan XTEND

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

WSPR watch

No in-app purchases

None

Codan XTEND

No in-app purchases

Questions

Is WSPR watch free?
WSPR watch is free to download, with no in-app purchases.
Is Codan XTEND free?
Codan XTEND is free to download, with no in-app purchases.
Which has better reviews, WSPR watch or Codan XTEND?
WSPR watch is rated higher. WSPR watch averages 4.8 out of 5 from 73 ratings, while Codan XTEND averages 4.5 from 2 ratings.
Do WSPR watch or Codan XTEND have ads?
Neither WSPR watch nor Codan XTEND shows ads.
Which is updated more often, WSPR watch or Codan XTEND?
WSPR watch ships an update fortnightly, and Codan XTEND every 42 months. Most recently, WSPR watch was updated on October 7, 2026 and Codan XTEND on October 7, 2026.

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