u64 vs Go To Green
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
u64
Remotely manage your Ultimate64, Ultimate II+, or Commodore 64 Ultimate hardware from your iPhone. Control device functions, mount disk images, play music, and edit memory wirelessly.
- Remote device control (reset, reboot, pause)
- Load PRG, cartridge, SID, and MOD files
- Mount/unmount D64, G64, D71, G71, D81 disk images
- Memory editor with peek/poke
- Send text commands via keyboard buffer
- Access and modify device settings
- Real-time drive state monitoring
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Control your Ultimate64, Ultimate II+, or the new Commodore 64 Ultimate directly from your iPhone. Mount disks, play SID music, manage files, and configure your device — all wirelessly over your local network. DEVICE CONTROL Reset, reboot, pause, resume, and power your machine remotely. Load PRG programs, cartridge files, SID tunes, and MOD audio instantly. DISK MANAGEMENT Mount and unmount D64, G64, D71, G71, and D81 disk images without leaving your chair. DEVELOPMENT TOOLS Peek and poke memory addresses with the built-in memory editor. Send text commands through the keyboard buffer for automation and testing. CONFIGURATION Access and modify device settings. Save configurations to flash memory for permanent storage. STATUS MONITORING View real-time drive states, mounted images, and device information with instant feedback. Connects via Ethernet or Wi-Fi on your local network. Auto-discovers compatible devices. Perfect for retro gaming, C64 development, digital preservation, and educational use. Requires Ultimate64, Ultimate II+, Ultimate II, or Commodore 64 Ultimate hardware with network connectivity and REST API support.
Go To Green
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Stay informed with Go To Green alerts and notifications during emergency situations. The Go To Green system quickly assesses situations and sends instant alerts with the appropriate response protocol for team members in the building. Features: - Location specific notifications - Intuitive tile layout highlights the appropriate response protocol for each situation - Know when to "Shelter" in place, "Hold" position, or "Evacuate" the building Designed for speed, clarity and ease of use, this app helps to eliminate confusion so you can keep focused on what matters most and let our sensors guide you through the pathway to safety.
Screenshots
Verdict
The clearest difference is price: Go To Green at Free against u64's $0.99. Go To Green also leads on update cadence (every 3 weeks vs every 3 months). u64's advantage is iOS requirement (13.0 vs 18.0). On 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
Go To Green is free to download; u64 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
u64 ships an update every 3 months, Go To Green every 3 weeks. The most recent releases landed on October 18, 2026 and October 19, 2026 respectively.
| Parameter | u64 | Go To Green |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 21 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Marcin Spoczynski | Go To Green Security |
In-app purchases
u64
No in-app purchases
Go To Green
No in-app purchases









