BATON SOS vs ALD PDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BATON SOS
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1. BATONSOS is an app for BATON devices installed in a car which make an automatic SOS request when a car accident happens. 2. BATON SOS is an application software that connects the device with mobile communication network. It sends an emergency message with automatically or makes a call manually to the emergency communication center (by just clicking the button on a device) under a car accident or similar situations *Information about permission to access BATON SOS needs to access, - Notification (Sound/Banner): To notify a user the situation when an emergency happens. - Location Information: To include the location information in the emergency text message when the accident happens. - Call: To activate automatic call by clicking the button on the BATON device. - SMS: To send a text message to the emergency communication center and the designated people (pre-registered contacts on app) under the situation. - Camera and Microphone: To report the scene of accident clearly by taking photos as well as by voice communication, if needed.
ALD PDF
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16 supported languages. Lightweight and practical PDF viewer. Features an advanced word or key text search system. Allows enlarging the document and viewing the content in portrait or landscape mode. Quick access to content through the index or bookmark panel. Reception and sending of PDF files through iOS secure sharing. Built on Apple's iOS native full-featured tool, called PDF Kit, which allows greater security and functionality in PDF file management.
Screenshots
Verdict
The clearest difference is ads: BATON SOS at none against ALD PDF's shown. ALD PDF's advantage is iOS requirement (11.0 vs 15.1). On price, update cadence, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BATON SOS ships an update every 2 weeks, ALD PDF fortnightly. The most recent releases landed on November 3, 2026 and October 1, 2026 respectively.
| Parameter | BATON SOS | ALD PDF |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 11.0 — better |
| Further details — not scored | ||
| Size | 73 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | ROPE,. Inc | Aido Domingues |
In-app purchases
BATON SOS
No in-app purchases
ALD PDF
No in-app purchases









