MobilityControl vs Sandbook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MobilityControl
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MobilityControl - best companion app for power users! MobilityControl turns your device into a powerful, customizable panel for your laptop. Whether you’re working, presenting, or creating content, MobilityControl gives you instant access to the things you do most on your system — no cables, no fuss. Features: • Launch apps remotely • Trigger Shortcuts with one tap • Control system settings like brightness, volume, and more • Open websites and tools instantly • Run bash scripts and automate your workflows • Fully customizable control panels The iOS and iPadOS apps are always free to download. Just pair with the MobilityControl app on your laptop, and you’re ready to go! Designed for speed. Built for control. No subscriptions, no ads – just seamless system control at your fingertips.
Sandbook
This app converts text into natural-sounding speech using an on-device model. Read ePub, PDF, and TXT files, type or paste text, or even read webpages aloud. Export audio files for offline listening with complete privacy.
- On-device text-to-speech
- Reads ePub, PDF, TXT files
- Type or paste text
- Read webpages aloud
- Export audio files
- Privacy protection
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Sandbook reads books, documents and articles aloud with natural neural voices, entirely on your device. Nothing you read is uploaded, and there is no account, no subscription and no ads. NATURAL VOICES, OFFLINE - 28 English voices, American and British, male and female - Powered by the open-source Kokoro model running locally on your iPhone or iPad; works without an internet connection - Playback speed from 0.5x to 2.5x READ FROM ANYWHERE - Import EPUB, PDF, TXT and RTF files - Send files or selected text to Sandbook from any app with the share sheet - Read web pages, or type and paste text and save it to your library - Shortcuts: Open Sandbook, Add Text to Sandbook LISTEN THE WAY YOU READ - Search chapters, jump to a page, drag to any position; PDFs use their built-in table of contents when there is one - Prepare a chapter's audio ahead of time, then keep listening with the screen locked; you'll see progress and time remaining while it prepares - Export any text as an audio file to listen anywhere - Optional Keep Screen Awake; haptic feedback you can turn off - VoiceOver, Dynamic Type and Reduce Motion supported PRIVATE BY DESIGN Sandbook never sends your text to a server. Everything, including the voices, stays on your device. GOOD TO KNOW - Real-time reading pauses when the screen locks. To listen with the screen off, prepare the chapter first. - Voices are English only for now. - Sandbook runs a neural speech model on your device, so it works best on recent iPhones and iPads. Requires iOS 18.2 or later. Questions or ideas: support@sandbook.app
Screenshots
Verdict
The clearest difference is update cadence: MobilityControl at fortnightly against Sandbook's every 7 months. MobilityControl also leads on iOS requirement (15.5 vs 18.2). On price, ads, 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.
MobilityControl ships an update fortnightly, Sandbook every 7 months. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.
| Parameter | MobilityControl | Sandbook |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (56 ratings) — better |
| Positive reviews | — | 81.8% of reviews |
| Number of ratings | — | 56 — better |
| Update frequency | Fortnightly — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.5 — better | 18.2 |
| Further details — not scored | ||
| Size | 17 MB | 433 MB |
| Age rating | 4+ | 4+ |
| Developer | Mariusz Jakowienko | SmashMelon LLC |
In-app purchases
MobilityControl
No in-app purchases
Sandbook
No in-app purchases








