TinyMIDI vs SP2ALERT
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
TinyMIDI
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Companion app for the TinyMIDI Morse Code paddle adapter. Allows users to: β’ Pair TinyMIDI devices via Bluetooth Low Energy (BLE) β’ Use a side tone generator with adjustable WPM β’ Test external key input β’ Test capacitive touch paddle Privacy Policy: https://n6ara.com/privacy-policy/
SP2ALERT
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SP2ALERT is an alert app for amateur radio operators that delivers real-time push notifications for new POTA (Parks on the Air) and SOTA (Summits on the Air) spots. β POTA / SOTA Spot Alerts Automatically detects new spots and sends push notifications β even when the app is in the background. β Three Alert Modes (foreground only) β’ CW Vibration β vibrates in Morse code pattern (adjustable WPM and amplitude) β’ CW Tone β plays Morse code through the speaker (300β1500 Hz pitch) β’ Voice β reads spot information aloud (phonetic alphabet supported) β Flexible Filtering β’ Filter by band and mode (all bands from 160m to 13cm supported) β’ Filter by POTA program (JP, K, VK, etc.) or SOTA association β’ Include/exclude specific callsigns, park references, or summit references β’ Save and switch between multiple named presets β Hunt / Chase Management β’ Import POTA Hunt and SOTA Chase history via CSV β’ Alert only for unworked parks and summits β’ Multi-location activations (same operator at multiple parks) are always alerted even if one park is already hunted β Notification Controls β’ Configurable polling interval β’ Alert time window (e.g. 7:00β22:59 only) β’ Re-alert interval β’ Alert expiry timer β’ Additional alert on frequency/mode change β English / Japanese Localization The UI automatically switches between English and Japanese based on your device language setting. γiOS Limitationsγ Background operation is limited to notification banners and sounds. CW tone, voice, and vibration alerts only work while the app is in the foreground. Background polling timing is controlled by iOS and may be delayed beyond the configured interval.
Screenshots
Verdict
The clearest difference is update cadence: SP2ALERT at every 2 days against TinyMIDI's every 8 days. TinyMIDI's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TinyMIDI ships an update every 8 days, SP2ALERT every 2 days. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.
| Parameter | TinyMIDI | SP2ALERT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 days | Every 2 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 13.0 β better | 16.0 |
| Further details β not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | N6ARA Electronics | JIRO UENO |
In-app purchases
TinyMIDI
No in-app purchases
SP2ALERT
No in-app purchases








