Comparison

SEIMON vs Runferry X

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

Head to head
About

SEIMON

Features
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This voiceprint analysis app (SEIMON) compares two audio recordings to determine if they belong to the same speaker. Enjoy an experience like a real voiceprint analyst with its terminal-style interface. ------------------------------------------------------------ Main Features ------------------------------------------------------------ [Audio Data Collection] Records audio using the microphone and saves it to the evidence vault. Recorded audio can be played back and managed at any time. [Voiceprint Analysis] Compares two audio samples and determines if they belong to the same speaker using three algorithms: MFCC, DTW, and GMM. Results are displayed as MATCH / SIMILAR / NO MATCH. [Evidence Vault] Manages recorded audio files in a list. Playback, deletion, and export (Pro) are possible. [Voiceprint Spectrogram (Pro)] Visualization of voiceprints based on MFCC. Visually confirm the speaker's unique voice characteristics. [Fully On-Device Processing] No audio data is transmitted externally. All processing is completed within your iPhone. ------------------------------------------------------------ Advanced Appraiser License (Pro) ----------------------------------------------------------- • Unlimited storage of evidence audio • Unlimited voiceprint analysis • DTW/GMM detailed score display • Voiceprint spectrogram display • Audio file export • Audio import from files app Monthly and annual plans available. 7-day free trial included. ------------------------------------------------------------ What you can do with the free version ------------------------------------------------------------ • Audio recording and storage (up to 5 files) • Voiceprint analysis (up to 3 times a day) • Check MFCC basic score • Experience with demo audio ------------------------------------------------------------ Disclaimer ------------------------------------------------------------ This application is designed and provided for entertainment and hobby purposes only. The results of voiceprint analysis have no scientific or legal evidentiary value. It cannot be used for criminal investigation, law enforcement, judicial proceedings, or any other public or professional purpose. Terms of Use: https://coastandcorp.com/seimon/terms.html

About

Runferry X

Features
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Runferry X controls the Runferry RC bait boat: send it to a spot, deliver bait and bring it back home — automatically, while watching the bottom in real time. CONTROL • On-screen joystick with speed levels • Home button — the boat returns to you by itself • Go-to-point: tap the map, the autopilot does the rest AUTOPILOT & SCANNING • Up to 9 saved waypoints + home, synced with the boat • Area scanning: select an area — the boat runs a lawnmower pattern and builds a depth map • Onboard route execution: scanning continues even if the phone loses connection SONAR & DEPTH • Live echogram from the built-in sonar: bottom profile and hardness • Live depth map: colored cells fill in as the boat moves • Every lake is stored separately — a journal with scan history • 3D bottom relief view WORKS OFFLINE • Offline OpenStreetMap maps: download your area in advance • All data stays on your phone; fish where there is no signal PLUS • Boat and sonar settings right from the app • Firmware updates for your gear through the phone • 19 interface languages Requires a Runferry bait boat (Bluetooth). Without the boat you can still use maps, the depth journal and settings.

Screenshots

SEIMON3 screens
Runferry X4 screens

Verdict

The call

The clearest difference is in-app purchases: Runferry X at none against SEIMON's 2. Runferry X also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, 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

Both are free to download. SEIMON sells 2 in-app purchases, starting at $3.99 per month. Runferry X asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

Scorecard2 real differences · 4 level
SEIMON versus Runferry X: the parameters behind the verdict, then further details
ParameterSEIMONRunferry X
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size5 MB35 MB
Age rating4+4+
DeveloperTakahiro EndoYevhen Yushchenko

In-app purchases

2 purchases

SEIMON

Subscriptions2
  • 上級鑑定士ライセンス(月額)7 Days trial$3.991 Month
  • 上級鑑定士ライセンス(年額)7 Days trial$29.991 Year
None

Runferry X

No in-app purchases

Questions

Is SEIMON free?
SEIMON is free to download, with in-app purchases available.
Is Runferry X free?
Runferry X is free to download, with no in-app purchases.
Do SEIMON or Runferry X have ads?
Neither SEIMON nor Runferry X shows ads.
Which is updated more often, SEIMON or Runferry X?
SEIMON ships an update every 3 weeks, and Runferry X every 3 weeks. Most recently, SEIMON was updated on September 23, 2026 and Runferry X on September 20, 2026.

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