Solar vs Maker Inventory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solar
Monitor and visualize all aspects of your photovoltaic plants. Customize your dashboard with over 45 combinations and receive real-time status updates and news. Secure data transfer ensures your information is protected.
- Customizable pinboard dashboard
- Visualization of production and consumption data
- Real-time status and news updates
- Fullscreen balance chart mode
- Encrypted data transfer
- Package upgrades for enhanced functionality
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• A pinboard according to your specifications - with Cloud Sync • Visualization of all connected components • Fullscreen mode of the balance chart • Stay updated with the News Center • Package upgrade for even more functionality • Data security with Avian - A pinboard according to your specifications - Design your own customized pinboard items. There are over 45 pinboard combinations available for a registered PV plant. Lay out your pinboard as you like. You can add and remove pinboard items at any time. - Visualization of all connected components - The App concisely presents the production, feed-in, self-consumption and uncovered kWh. These values are also available as a table listing. Current and historical plant data as well as connected components (for example heaters or heat pumps) can be visualized. - Stay updated with the News Center - Welcome to the News Center to keep on the latest Solar-Log™ developments. You will receive status messages from your PV plant directly on your mobile device – as push messages if desired. - Package upgrade - Solar-Log WEB Enerest™ Home - Activate more services and functions within the Solar-Log WEB Enerest™ package with an upgrade. Just connect to the Plant Management with your App and simply pay with your mobile device. The new functions will be activated immediately. - Your data security is important to us - With Avian®, we provide you a high level of security with encrypted data transfers between our servers and your mobile end devices. A secure connection to the Internet of Things. ** To use the app, the firmware 2.8.4 or higher must be installed on your Solar-Log™ ** ** In this app you can see all your values of connected plants in Solar-Log WEB Enerest™ 3 - for our new portal we provide a new app. **
Maker Inventory
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Maker Inventory is a powerful, offline-first inventory management app built specifically for makers, hobbyists, engineers, and small workshops. Whether you're managing electronics, fasteners, 3D printed parts, hardware, or project components, Maker Inventory keeps everything structured, searchable, and instantly accessible. No more digging through drawers or buying parts twice. Core Features -Smart Inventory Management Create and manage unlimited parts (Pro) (25 item limit on free version) Track stock levels with live quantity updates Add photos, notes, categories, and colour tags Organise items by storage locations (boxes, trays, sections) -Location Hierarchy Build structured storage systems (Box → Tray → Section) Quickly see exactly where parts are stored Assign QR codes to locations for rapid access -Barcode & QR Code Workflows Scan barcodes to find parts instantly Create new items from unknown codes Assign QR codes to items and storage locations Speed up stock adjustments and retrieval -Stock Movement Tracking Track stock changes with full history Add or remove quantities with clear movement logs Understand usage over time -Project Support Assign parts to projects Track required vs used quantities See if you have enough stock before starting a build -Photo Support Add images to items for visual identification Perfect for printed parts and similar-looking components -Workspaces & Shared Workspaces Organise separate inventories for different projects, teams, or locations Invite others to collaborate with you in a Shared Workspace Anyone you invite can join for free — no subscription required on their end Switch between workspaces instantly -Pro Version (Optional Subscription) Unlimited inventory items Cloud sync across devices Full access to Maker Inventory on the web at maker-inventory.com, fully in sync with your mobile app Priority feature updates Built for Makers Maker Inventory is designed around real workshop workflows — not generic warehouse systems. It's lightweight, fast, and works fully offline so your data is always accessible, even without internet access. Perfect for: Electronics builders 3D printing enthusiasts DIY hobbyists Model makers Small fabrication workshops Repair specialists Privacy First Your inventory data stays on your device. Optional cloud sync (Pro) uses secure authentication and encrypted services. Stop wasting time searching for parts. Start building. Maker Inventory Terms of Use: https://epocstech.co.uk/terms-conditions Apple Standard Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Solar at none against Maker Inventory's 5. Maker Inventory's advantage is iOS requirement (13.0 vs 15.4). On price, update cadence, ads 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. Maker Inventory sells 5 in-app purchases, starting at $1.99 per month. Solar asks for nothing beyond the download.
Solar ships an update every 2 months, Maker Inventory every 5 weeks. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.
| Parameter | Solar | Maker Inventory |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) — better | — |
| Positive reviews | 19.7% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 56 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Solar-Log GmbH | Simon Cope |
In-app purchases
Solar
No in-app purchases
Maker Inventory
- Maker Inventory Pro - Monthly Promo$1.991 Month
- Maker Inventory Pro Monthly$3.991 Month
- Pro Yearly$39.991 Year
- Pro - Lifetime (Founder)$79.99
- Pro - Lifetime$129.00
Questions
Is Solar free?
Is Maker Inventory free?
Do Solar or Maker Inventory have ads?
Which is updated more often, Solar or Maker Inventory?
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