HackerTracker vs G4R
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HackerTracker
Organize your attendance at information security conferences. Save and view your preferred talks and events from multiple conferences, including DEF CON and BSides, with an on-device schedule that updates automatically.
- On-device schedule management
- Save preferred talks and events
- Supports multiple conferences
- Automatic schedule updates
- View talks, contests, and events
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Plan your visit to any number of information security conferences. HackerTracker features an on-device schedule for viewing and saving your preferred talks and events from different events, including DEF CON, local BSides events, OWASP global conferences, and others. The schedule for talks, contests, and events are included and HackerTracker updates automatically for other conferences as data becomes available.
G4R
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Garage Reorder (G4R) is garage order tracking for your whole fleet — cars, trucks, motorcycles, boats and jet skis, even e-bikes. Track replacement items, reorder, and build a permanent on-device record of every part you order, install, and service. Add a vehicle and G4R starts it with the four most commonly forgotten replacements: windshield wipers, key fob battery, cabin air filter, and engine air filter. Add your own categories — brake pads, spark plugs, anything your vehicle needs — each with its own replacement interval. YOUR FLEET AT A GLANCE • Overdue, due soon, and on-order counts the moment you open the app • Color-coded status for every item and vehicle • Track as much as you want per vehicle: VIN or serial number, license plate, insurance policy and expiration, warranty coverage REORDER IN ONE TAP • Every item carries an Amazon search link matched to your vehicle's year, make, and model • Track the whole order: link opened, ordered, delivered, installed • Marking an item installed resets its replacement countdown automatically A RUNNING RECORD OF YOUR GARAGE • Order history per vehicle and per item — every install is saved with its dates, product, and your notes • Service records with who did the work: a shop, the dealership, the oil-change place, the auto parts store, or you • Export order history and service records as print-ready PDF tables (AirPrint supported) • Rate parts on cost and quality in your notes — they're saved with each record REMINDERS AND INSTALL HELP • Local notifications when a replacement comes due • Install videos, owner's-manual searches, and step-by-step resources per item • Attach photos to vehicles and items PRIVATE BY DESIGN • Sign in with Apple or Google — no separate password to manage • All data stays on your device; no server account, no analytics, no tracking • Optional Face ID protection The free Regular plan supports up to 3 vehicles and 6 items per vehicle. As an Amazon Associate, 4DAT LLC earns from qualifying purchases made through links in the app. G4R does not display Amazon prices, ratings, or reviews, and search links are not fitment guarantees — always confirm part fitment for your specific vehicle before ordering. Terms of Use: https://garage4reorder.com/terms Privacy Policy: https://garage4reorder.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: HackerTracker at none against G4R's 1. G4R's advantage is update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement 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. G4R sells 1 in-app purchase, starting at $3.99 per month. HackerTracker asks for nothing beyond the download.
HackerTracker ships an update fortnightly, G4R every 4 days. The most recent releases landed on August 27, 2026 and September 20, 2026 respectively.
| Parameter | HackerTracker | G4R |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (47 ratings) — better | — |
| Positive reviews | 57.6% of reviews | — |
| Number of ratings | 47 — better | — |
| Update frequency | Fortnightly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 20 MB | 1 MB |
| Age rating | 12+ | 4+ |
| Developer | Seth Law | 4DAT LLC |
In-app purchases
HackerTracker
No in-app purchases
G4R
- Garage Reorder Premium$3.991 Month









