Sidus Link vs Better Custody
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sidus Link
Control film lighting fixtures directly from your mobile device. This app offers advanced modes for white light, gels, color, and effects, with features for scene setup and collaboration. It supports over 100 fixtures and simplifies complex lighting workflows.
- Sidus Mesh Intelligent Lighting Network
- White Light, Gel, Color, and Effect Modes
- Unlimited Presets and QuickShots
- On-set Workflow Management
- Multi-device Control
- Sidus Cloud and Creative Collaboration
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Sidus Link provides a brand-new solution for film lighting control. Based on proprietary Sidus Mesh technology, it enables direct connection and control of over 100 film lighting fixtures using mobile devices like smartphones. Sidus Link integrates the most widely used and professional control functions and modes in the lighting field, including White Light Mode, Gel Mode, Color Mode, Effect Mode, and unlimited preset functions. With built-in Sidus Cloud and Creative Collaboration Group features, it simplifies workflows to help gaffers, DPs, and filmmakers quickly complete scene and lighting setups. Language Support: English Simplified Chinese Traditional Chinese Japanese Portuguese French Russian Vietnamese German 1. Sidus Mesh Intelligent Lighting Network 1.Decentralized film lighting network – No additional network equipment (gateways or routers) required; connect and control lighting fixtures directly via smartphones or other smart devices. 2.Multi-layer encryption ensures a secure and reliable lighting network, preventing interference and misoperation. 3.Supports 100+ professional lighting fixtures. 4.Multiple control devices (smartphones or other smart devices) can simultaneously control the same lighting network. 2. Basic Functions Supports four major control modes: White / Gel / Color / Effect. 2.1. White Light 1.CCT – Supports quick adjustment and touchpad-based control. 2.Source Type – Built-in common white light source library for fast selection. 3.Source Match – Quickly match any scene or cct 2.2. Gel Mode 1.Supports traditional CTO/CTB adjustments used in the film industry. 2.300+ Rosco® & Lee® lighting gels.Rosco® and Lee® trademarks and copyrights belong to their respective owners. 2.3. Color Mode 1.HSI & RGB modes for quick color adjustments. 2.XY Chromaticity Mode supports A Gamut (similar to BT.2020), DCI-P3, and BT.709 color spaces. 3.Color Picker – Instantly sample any visible color. 2.4. Effects Supports fine-tuning and control of all built-in lighting effects in Aputure fixtures. 2.5. Presets & QuickShots 1.Unlimited local presets. 2.QuickShot Scene Snapshots – Save and recall lighting setups instantly. 3. Advanced Effects Sidus Link App supports: PICKER FX MANUAL MUSIC FX Magic Program Pro/Go Magic Infinity FX 4. Compatibility 1.Sidus Link App supports connection and control of all new Aputure film lights, such as LS 300d II, MC, etc. 2.Legacy Aputure lights will require additional accessories for app connectivity and control.* 3.Supports OTA management – Network firmware and lighting updates for continuous optimization. 5. Sidus On-Set Lighting Workflow On-set workflow management – Create scenes, add devices, and quickly complete lighting setups. Console Workspace Mode – Quickly configure scenes and lighting. Group Management – Fast grouping and control of multiple fixtures. Power Management – Real-time monitoring of battery levels and remaining runtime. Device-Controller Parameter Sync – Instantly retrieve detailed device status and settings. QuickShot Scene Snapshots – Save and recall lighting setups. CC Collaboration Group Workflow Supports multi-user collaboration for controlling and adjusting lighting setups. 6. Sidus Cloud Services Free cloud storage for presets, scenes, and effects (requires compatible hardware/software; existing devices will be supported via firmware updates). CC Collaboration Group Workflow Share lighting networks with group members. Supports quick sharing via temporary verification codes. 7. UX Design Dual UI modes – Precise parameter control & WYSIWYG (What You See Is What You Get). Fixture Locator Button – Added to device lists and group management for quick identification. Onboarding guides – Clear instructions on adding/resetting devices.
Better Custody
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Keep a clear record of your crypto setup, for yourself and the people you trust. Document wallets, tax information and backup locations, then export a plan you can save, print or share. You know which hardware wallet belongs to which backup. Would someone else know where to start? Better Custody helps you write down the details that make your setup understandable, whether you're organizing your own records or preparing for your family's future. Organize your wallets Record single-signature, multisig and smart wallet setups. Add crypto assets, addresses, xPubs and your own notes. For multisig wallets, document the signing rule, software, descriptor and signers. Scan supported QR codes to enter wallet details. Know where your backups are Link devices and backups to each signer. Record backup types, materials and storage locations so you can see what belongs together. Save a storage location once and reuse it across your records. Prepare instructions for someone you trust Write your own emergency and recovery notes. Add contacts and record where important documents, such as a will or power of attorney, are kept. Keep exchange account details, security methods and tax software records alongside your wallet documentation. Create a PDF for your legacy Choose which information to include, decide how sensitive values appear and add optional password protection. Preview your document before saving, printing or sharing it. Prepare a copy for your own records or someone you trust. Keep your records private Your entered text is encrypted with AES-256-GCM before storage. Unlock with Face ID or Touch ID and optionally require an additional password. Use Better Custody locally or enable optional iCloud sync across your devices. iCloud sync is off by default. No account or tracking. Record where seed backups are stored. Never enter seed words or private keys. Better Custody is a documentation tool. It does not hold or transfer crypto, track balances, connect to exchanges or blockchains, or calculate taxes. It does not automatically deliver your records or grant anyone access to your assets. For iPhone and iPad running iOS 26 or iPadOS 26 or later, with Face ID or Touch ID set up. Available in English and German. Terms of Use or End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Sidus Link at 15 against Better Custody's 26.0. On price, update cadence, ads and in-app purchases 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.
Sidus Link ships an update every 2 weeks, Better Custody monthly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.
| Parameter | Sidus Link | Better Custody |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (626 ratings) — better | — |
| Positive reviews | 61.8% of reviews | — |
| Number of ratings | 626 — better | — |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15 — better | 26.0 |
| Further details — not scored | ||
| Size | 381 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Sidus Link Ltd. | Lukas Benedikt Osterheider |
Bugs and requests
Sidus Link
Reported bugs
3 issues- App crashes on launch
- Inability to save/restore light settings
- Inconsistent behavior when switching devices
Requested features
5 requests- Artnet support for lighting automation
- Siri/voice control integration
- Dedicated desktop/tablet app
- Improved background operation and reconnection
- More comprehensive tutorials and documentation
Better Custody
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sidus Link
No in-app purchases
Better Custody
No in-app purchases









