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Auto-Tune Realtime X
Get the iconic Auto-Tune® effect, perfected for Apollo interfaces.
- Apply Auto-Tune pitch-correction to a performance in realtime when tracking with Apollo interfaces
- Correct vocals and other solo instruments transparently during mixdown
- Create the iconic Auto-Tune vocal effect essential to modern pop, hip-hop, and electronic music
- Use Classic Mode to get the gritty, glitchy "Auto‑Tune 5" sound made famous by Future, Bon Iver, and more
- Fine-tune using Auto-Tune X's powerful Humanize, Vibrato, and Flex-Tune functions
- Control target pitches or other Auto-Tune parameters in realtime using MIDI input
Details
Details
Get the Iconic Auto-Tune Effect, Perfected for Apollo
Frequently Asked Questions
Auto-Tune Realtime X is worth it for Apollo users who want the full Auto-Tune X feature set with near-zero latency during tracking. You get the same pitch correction engine found in the standard Auto-Tune X plug-in, plus Classic Mode, Humanize, Vibrato, Flex-Tune, and MIDI control — all running on Apollo's onboard DSP with no CPU load on your computer. The combination of tracking performance, creative range, and permanent licensing makes it one of the more practical UAD plug-ins for anyone working with vocals.
Auto-Tune Realtime X is the only version of Auto-Tune built to run on Apollo’s onboard DSP, delivering realtime pitch correction with near-zero latency during tracking. That means you can dial in the effect while the vocalist is singing, monitor the corrected signal through headphones, and optionally print it directly to a track — all without the buffer-size-dependent latency that comes with software-only pitch correction. It also includes Classic Mode, which recreates the original Auto-Tune 5 algorithm behind some of the most recognizable vocal sounds in modern pop and hip-hop.
Auto-Tune Realtime X is a UAD pitch correction plug-in developed by Antares, optimized for Apollo audio interfaces. It detects the pitch of a vocal or solo instrument in realtime and shifts it toward the nearest target note in a selected key, either transparently or with the hard-tuned effect that defines much of modern pop and hip-hop. Because the processing runs on Apollo's onboard DSP rather than your computer's CPU, it can run in the headphone mix with near-zero latency — meaning the vocalist hears the corrected signal while performing instead of after the fact.
Classic Mode in Auto-Tune Realtime X recreates the Auto-Tune 5 algorithm, the version behind the hard-tuned effect made famous by Future, Bon Iver, and Travis Scott. It produces a character distinct from the transparent correction in the default mode — that gritty, robotic quality that defines the sound across much of modern hip-hop, pop, and electronic music. Use Classic Mode when the effect itself is the artistic point; use the default Auto-Tune X algorithm when you want correction that sounds invisible.
Buy the full version if you don't already own a previous version of Auto-Tune Realtime. The upgrade is for customers coming from an older Auto-Tune Realtime license. Log in to your UA account to confirm eligibility. If you're a first-time buyer, the upgrade won't apply any discount to your purchase, so the full version is the right choice.
Auto-Tune Realtime X delivers transparent correction through three controls that work together: Flex-Tune, Humanize, and Vibrato. Flex-Tune sets how aggressively the plug-in pulls notes toward the target, so a lower setting lets natural pitch expression come through, while a higher setting locks everything tightly to the scale. Humanize prevents sustained notes from sounding over-corrected by easing off correction once a note has settled into pitch. Vibrato lets you shape or add natural pitch movement. Set correctly, these controls can make pitch correction on vocals and solo instruments essentially inaudible.
Auto-Tune Realtime X works at both stages. During tracking, it runs in Apollo's Console application for near-zero-latency monitoring, so the vocalist hears the corrected performance in headphones while recording. You can also load it as a UAD plug-in inside your DAW during mixdown for pitch correction on recorded tracks. Both workflows use the same plug-in and license.
Auto-Tune Realtime X loads as a UAD plug-in inside any DAW on macOS or Windows, including Pro Tools, Logic Pro, Ableton Live, Cubase, and LUNA. For realtime tracking, it runs in Apollo's Console application alongside your DAW session. The processing happens on Apollo's onboard DSP regardless of which host you're using, so latency stays consistent regardless of your DAW’s buffer size.
Yes, Auto-Tune Realtime X works on Apple Silicon Macs. The plug-in runs on UAD DSP inside your Apollo interface rather than your Mac's processor, so Apple Silicon compatibility doesn't affect processing behavior. Your Apollo connects via Thunderbolt, and UA Connect handles software installation and license management on both Intel and Apple Silicon systems.
Auto-Tune Realtime X accepts MIDI input to control target pitches and other parameters in realtime. You can exclude specific pitches from correction, switch keys mid-performance, or adjust the retune rate from a MIDI controller or a pre-recorded MIDI track in your DAW. This is useful for tracking sessions where a vocalist moves between sections in different keys and for production workflows where you want to automate the character of the effect — switching between a light touch for a verse and a hard-tuned sound for a hook, for example.
Auto-Tune Realtime X is designed primarily for studio tracking and mixing with Apollo interfaces, but its near-zero latency makes it usable in live situations where an Apollo is part of the performance rig. The consistent low-latency through UAD DSP means the vocalist hears the corrected signal without noticeable delay, and MIDI control lets you change keys or retune settings hands-free during a set. It’s not a standalone live vocal processor — it requires an Apollo interface connected to a computer running UA software.
UAD plug-ins like Auto-Tune Realtime X run on dedicated DSP hardware inside your Apollo interface rather than your CPU. For pitch correction, the practical difference is most noticeable during tracking: instead of buffer-size-dependent latency from a native plug-in, you get consistent near-zero latency through Apollo's monitor path. The processing also doesn't compete with your DAW session for CPU resources, so performance stays stable even in large sessions with high plug-in counts. During mixdown, the behavior is similar to any other plug-in in your DAW, with the CPU load offloaded to your Apollo.
UAD DSP plug-ins remain a practical choice for one primary reason: low-latency hardware monitoring. Running pitch correction, compression, or other effects on Apollo's onboard DSP gives you near-zero latency monitoring during recording that native plug-ins can't match at equivalent buffer sizes. Beyond tracking, UAD plug-in licenses are permanent purchases, which makes the long-term cost easy to justify. The UAD native plug-in library continues to expand alongside DSP titles, so Apollo owners can use both libraries.
UAD DSP plug-ins like Auto-Tune Realtime X run on dedicated processing chips inside your Apollo interface and require Apollo or UAD-2 hardware to operate. UAD native plug-ins run on your computer's CPU and don't require UA hardware. The two libraries overlap but aren’t identical — some titles are available in both formats, while others are exclusive to one. Auto-Tune Realtime X is a DSP plug-in, so it requires an Apollo audio interface or UAD-2 Satellite or PCIe card. That hardware processing is also what enables the near-zero-latency tracking workflow.
Auto-Tune Realtime X is a purchased plug-in, not part of the UAD Spark subscription. Your license is permanent and tied to your UA account. UAD Spark gives you subscription access to a growing catalog of UAD native plug-ins that run on your CPU, while Auto-Tune Realtime X is a DSP plug-in that runs on Apollo hardware. The two models complement each other but are separate purchases.
Auto-Tune Realtime X is designed for solo pitch sources — vocals, guitar leads, bass, horns, and other monophonic instruments. It tracks the pitch of a single note at a time, so it works best on a clean, isolated performance rather than layered sources. For vocals, it handles everything from subtle transparent correction to hard hip-hop and pop effects. For instruments, it works well on anything with a clear fundamental pitch, though chord instruments and polyphonic sources fall outside its intended use.