HAT vs AI PEN Pro
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
HAT
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This application needs to be used in conjunction with the Hikvision 360 surround view recorder equipment, The app mainly provides video preview, parameter configuration, and other functions for recorders.
AI PEN Pro
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The AI Pen App can wirelessly connect to a dedicated accessory via the phone's BLE or WiFi, then transfer the audio files stored on the accessory to the app's storage space on the phone. Afterward, it can use a natural language model to transcribe the audio into text and leverage the latest AI large language model to summarize the transcribed text, as well as generate a mind map.
Screenshots
Verdict
The clearest difference is update cadence: AI PEN Pro at every 11 days against HAT's every 4 months. HAT's advantage is iOS requirement (11.0 vs 15.6). 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.
HAT ships an update every 4 months, AI PEN Pro every 11 days. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.
| Parameter | HAT | AI PEN Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 11 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 β better | 15.6 |
| Further details β not scored | ||
| Size | 40 MB | 93 MB |
| Age rating | 4+ | 12+ |
| Developer | hikvision | δΌζ ι¦ |
In-app purchases
HAT
No in-app purchases
AI PEN Pro
No in-app purchases
