IO HAWK vs Spool Buddy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IO HAWK
This app allows you to control and monitor your electric vehicle's performance, track your rides with map integration, and compete with other users. It also features a community for sharing experiences and accessing after-sales support.
- Vehicle control and status monitoring
- Real-time vehicle diagnostics
- Ride tracking with map integration
- Riding ranking and competition
- Community sharing and interaction
- After-sales service access
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IOHAWK App is committed to creating safer, smarter, and more fun modes of transportation. Vehicle control You can easily record and track your vehicle's riding status, access your bicycle information and functions. Vehicle diagnosis By obtaining real-time status of various functional modules of the vehicle through sensors, the vehicle can self check to ensure the first element of user travel - safety. Track recording Combining with the map to provide cycling trajectory recording function, it can perform node labeling, poster generation, and one click sharing operations. Riding ranking Compete with fellow drivers to see who can ride the farthest and stand out. Watch your ranking rise, share your success, and celebrate with other drivers! Community sharing Discovering fellow travelers and supporting the publication of graphic and textual content in the community. Support fun interactive operations such as sharing, liking, and commenting. After sales service If you need any help, please contact customer service to provide a comprehensive solution!
Spool Buddy
Effortlessly manage your 3D printing filament inventory. Track brands, colors, and usage with a simple, fast interface. Syncs seamlessly across Apple devices without requiring logins or network calls.
- iCloud syncing
- No logins or network calls
- Track brands, colors, and modifiers
- Search and filter by properties
- Usage and inventory tracking
- Optimized for iOS and macOS
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Filament tracking for 3D printing, without the fuss. Spool Buddy is a simple, fast filament inventory app made for hobbyists who want to know what filament they have, where it is, and how much is left — without accounts, subscriptions, tracking, or complicated setup. Add your filaments, organize them by brand, material, color, location, modifiers, and more. Track usage across one or multiple spools, keep drying logs, attach photos, archive old filament, and export or print your inventory when you need it. Spool Buddy syncs with iCloud, so your filament library stays up to date across iPhone, iPad, and Mac without creating an account. Features include: - Track filament inventory, usage, and remaining amounts - Multi-spool support for filaments - NFC reading and writing - iCloud sync with no logins - Photos for filament entries - Drying logs - Custom brands and materials - Detailed filament information, including colors, polymers, modifiers, fillers, and visual properties - Automatic color names and color family filtering - Support for gradients and complex filament colors - Filter by storage location, brand, color family, modifiers, and polymer - Sort by price, date added, color, brand, and name - Group by brand or material - Usage indicators at a glance - Archive filaments you no longer actively use - Export your inventory to CSV - Print your filament inventory - Optimized for iOS and macOS 26 - Small, fast, and designed to stay out of your way Spool Buddy is completely free to use. There are no subscriptions, no locked features, and no required purchases. In-app purchases are optional tips only, for people who want to support the app’s development. Made by an indie solo developer for people who just want a clean, useful way to manage their filament.
Screenshots
Verdict
The clearest difference is review sentiment: Spool Buddy at 100% against IO HAWK's 22%. Spool Buddy also leads on update cadence (every 2 weeks vs every 3 months). IO HAWK's advantage is in-app purchases (none vs 3) and iOS requirement (10.0 vs 18.2). On price, 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. Spool Buddy sells 3 one-off in-app purchases. IO HAWK asks for nothing beyond the download.
IO HAWK ships an update every 3 months, Spool Buddy every 2 weeks. The most recent releases landed on October 11, 2026 and September 24, 2026 respectively.
| Parameter | IO HAWK | Spool Buddy |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (9 ratings) — better |
| Positive reviews | 22.2% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 9 — better |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 10.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 54 MB | 8 MB |
| Age rating | 17+ | 4+ |
| Developer | IO eMobility GmbH | Martian Code Oy |
Customer experience
IO HAWK
Spool Buddy
In-app purchases
IO HAWK
No in-app purchases
Spool Buddy
- Small Tip$0.99
- Medium Tip$2.99
- Large Tip$4.99









