Comparison

JamUp Pro vs Overloud THU

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JamUp Pro

This app provides a powerful multi-effects processor for guitar and bass, offering a vast library of amp and effect models. Users can create custom signal chains, access a community of shared presets, and record their music.

Highlights
  • Multi-effects processor for guitar and bass
  • Access to 6 amps and 16 premium effects
  • Customizable signal chain with drag-and-drop interface
  • ToneCloud® for sharing and downloading presets
  • Jam Player with tempo and pitch adjustment
  • 8-track recorder and phrase sampler
  • Seamless integration with BIAS Amp
Read full description

JamUp is the #1 multi-effects processor for guitar and bass. Available for iPad and iPhone, JamUp gives you instant access to a ToneCloud® sharing community with over 10,000 presets from artists, user, and our own Positive Grid team. It’s designed to work seamlessly with BIAS Amp to create your ultimate guitar amp. With more than 3 million users worldwide, JamUp has been featured in Macworld, Premier Guitar, Guitar World, Guitar Player, and more. The original JamUp comes equipped with one amp and six effects. JamUp Pro gives you the power of six amps and 16 premium rack and stomp-box effects, including distortion, compression, tape delay, tremolo, and spring reverb. Both JamUp and JamUp Pro include jam player, phase sampler, tone sharing, preset manager, optional 8-track recorder, live view, tuner, and metronome. With its easy-to-use drag-and-drop interface, JamUp enables you to arrange a studio-quality collection of amps and effects models into your own custom signal chain. Get the optional expansion packs for access to a mind-boggling 52 amp channels and 50 classic effects. Each amp model has been developed using Positive Grid’s MESH multi-stage modeling technology, and has been meticulously measured and analyzed against actual hardware. With its dead-on accuracy and tube-like touch and feel JamUp delivers dramatically improved sonic performance over other digital amp modelers. Import songs from your iTunes library to jam along with using the Jam Player module. Adjust the tempo and pitch with the high-fidelity time-stretching engine. Easily record and layer looped parts with the sound-on-sound phrase sampler. With the built-in tuner and metronome, and optional 8-track recorder, JamUp delivers a complete, professional processing and recording solution. Join our worldwide community with JamUp’s ToneCloud® connectivity. Create, share, and download custom presets right inside JamUp. Check out presets from top artists, staff picks, or user-created tones from all over the world. JamUp now seamlessly integrates with Positive Grid’s BIAS Amp app, instantly expanding JamUp into a powerful and completely unified professional guitar system for live performance, recording, and jamming. Features: ● Real-time guitar/bass amp and multi-effects processor ● Seamless integration with BIAS Amp ● Simultaneously run seven amp and effects models ● Drag-and-drop signal path for easy tone creation ● Six amps and 16 premium effects ● Additional 48 amp channels and 40 effect models (via in-app purchase expansion packs) ● Complete 8-track recorder system (via in-app purchase) ● Phrase sampler with undo feature, start module selection, and synchronized metronome ● Access to your iTunes library with time stretching (pitch/speed) engine via Jam Player module ● Tone sharing, allowing you to download over 10,000 artist and user presets or share your own ● 128 slot preset manager ● Live view control page ● Built-in tuner/metronome ● MIDI learning and assignment ● Audio copy/paste ● Audiobus support in 3 slots ● And much more! For iPhone 7 users: You will need a Lightning interface with an output to use this Positive Grid app. For more information, please visit: https://help.positivegrid.com/hc/en-us/articles/115003558023-How-to-set-up-with-my-iPhone-iPad- For more information, please visit: www.positivegrid.com Twitter: @PositiveGrid facebook.com/positivegrid

About

Overloud THU

Transform your iOS device into a powerful guitar and bass amplifier and effects simulator. Build custom rigs with a vast library of amps, cabinets, and pedals, and utilize advanced features for recording, live performance, and practice.

Highlights
  • Guitar and bass amp simulation
  • Extensive cabinet and pedal effects library
  • IR Loader
  • Rig Player for captured tones
  • AUv3 support for DAWs
  • MIDI pedalboard control
  • Amp Tweak customization
Features
Read full description

Overloud TH-U turns your iOS device into a Guitar and Bass amp simulator, to let you play live, practice or record: standalone and AUv3, with IR Loader included. Build your own rig by using an unlimited number of amplifiers, cabinets, stompboxes and studio processors in your sound chain. You can connect your guitar to the iOS device using any digital audio interface. Overloud TH-U includes: • 86 guitar amplifiers and 4 bass amplifiers • Official Randall, THD, DVmark and Brunetti models • 47 guitar cabinets and 2 bass cabinets • 73 pedal and rack effects • 1000+ Presets • 5000+ Captured Rigs Overloud TH-U includes the Rig Player, the Overloud processor which allows to reproduce captured Amps, Cabs and Rigs. Several Rig producers already joined TH-U to provide their top quality captured tones, which are now available on iOS too. The FREE version includes 3 amplifiers, 3 cabinets, 4 stompbox effects, the Rig Player, a master effect section, 18 microphones and a looper. Sign up to the Overloud account to: - unlock 17 additional FREE models and Rigs - get the iOS license of all models and Rigs at a very competitive price if you already own TH-U and Rig Libraries for Desktop Overloud TH-U for iOS runs the same DSP full processing of the Desktop version for an unprecedented simulation quality. The AUv3 included format allows you to process your DAW guitar tracks with the full power of the TH-U audio engine. You can share presets with the Desktop version using the most common cloud services, like iCloud, Dropbox or Google Drive. Overloud TH-U is stage ready: you can fully control it using any MIDI pedalboard and play with no gaps thanks to the seamless preset change feature. Overloud TH-U can process your guitar sound while the device is playing a backing track through your preferred App (Music, Youtube, Anytune, …). Overloud TH-U has a flexible sound chain: you can add any number of effects, change their order with no limitations, and set up parallel chains of effects. With the Amp Tweak feature, you can customize the amplifiers by changing the preamp and power amp tubes, and simulate the action of a Variac. The ReSPiRe 2 technology allows you to choose between the real response of the cabinet and a processed version optimized to fit into a mix and avoid frequency overlap with other instruments.

Screenshots

JamUp Pro4 screens
Overloud THU4 screens

Verdict

The call

The clearest difference is price: Overloud THU at Free against JamUp Pro's $7.99. Overloud THU also leads on update cadence (every 11 days vs every 2 months). JamUp Pro's advantage is rating (4.6 vs 4.1) and ratings volume (715 vs 97). On review sentiment, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Overloud THU is free to download; JamUp Pro costs $7.99 up front. JamUp Pro sells 10 one-off in-app purchases and Overloud THU sells 35 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

JamUp Pro holds the better App Store score, 4.6 against 4.1. That said, the two scores are not equally well evidenced: JamUp Pro has 715 ratings behind it against 97, so its average is the more settled of the two. Written reviews point the same way: 65% of JamUp Pro's written reviews are positive against 60% of Overloud THU's.

UpkeepUpdate frequency

JamUp Pro ships an update every 2 months, Overloud THU every 11 days. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

Scorecard5 real differences · 5 level
JamUp Pro versus Overloud THU: the parameters behind the verdict, then further details
ParameterJamUp ProOverloud THU
Price$7.99Free — better
Rating4.6 (715 ratings) — better4.1 (97 ratings)
Positive reviews64.9% of reviews — better60.3% of reviews
Number of ratings715 — better97
Update frequencyEvery 2 monthsEvery 11 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size309 MB1.7 GB
Age rating4+4+
DeveloperPositive Grid IncAlmateq SRL

Customer experience

JamUp Pro

All ratings715 ratings
Positive90.9%
Neutral2.4%
Negative6.7%
Written reviews362 reviews
Positive64.9%
Neutral9.1%
Negative26.0%

Overloud THU

All ratings97 ratings
Positive76.3%
Neutral5.2%
Negative18.6%
Written reviews121 reviews
Positive60.3%
Neutral14.0%
Negative25.6%

User reviews

JamUp Pro

From 715 App Store ratings

What we love

  • 👍 Great sound quality
  • 🚀 Low latency
  • 💡 Versatile amp and effects models
  • 👍 Intuitive and easy to use interface
  • 👍 Affordable compared to hardware

Room to improve

  • 🐛 Compatibility issues with newer iOS versions
  • 🐛 Crashes and stability problems
  • 💰 Expensive in-app purchases
  • 🐛 Unreliable backup/restore of purchases
  • 🐛 Delayed or unresponsive controls

Overloud THU

From 97 App Store ratings

What we love

  • 🎸 Excellent amp and guitar tones
  • 🔊 Great sound quality and feel
  • 🎨 Impressive range of amps, cabs, and effects
  • 🤖 Faithful desktop version port to iOS
  • 🔍 Detailed and customizable presets

Room to improve

  • 💰 Expensive in-app purchases
  • 🤔 Unintuitive and cluttered user interface
  • 🔇 Compatibility issues with certain audio interfaces
  • 🔍 Lack of clear documentation and tutorials
  • 🔀 Difficulty managing and navigating presets

Bugs and requests

JamUp Pro

Reported bugs

4 issues
  • Jam/playback feature not working
  • Preset saving/loading issues
  • Incompatibility with newer iPhones
  • Frequent crashes and freezes

Requested features

5 requests
  • More customization options
  • Improved MIDI support
  • Better integration with DAWs
  • Stereo effects support
  • Ability to import custom IRs

Overloud THU

Reported bugs

3 issues
  • MIDI issues and temporary locking up of the app
  • Crashes and stability problems with recent updates
  • Incompatibility with newer iPad Pro models

Requested features

5 requests
  • Add support for loading custom impulse responses
  • Implement AUv3 support for better DAW integration
  • Improve preset management with better organization
  • Add more iconic amp models and effects
  • Enhance the looper functionality and usability

In-app purchases

10 purchases

JamUp Pro

One-time10
  • Whammy$3.99
  • 8-Track Recorder$4.99
  • Metal Expansion Pack$9.99
Show 7 more
  • Classic Expansion Pack$9.99
  • Effect Expansion Pack$9.99
  • Bass Expansion Pack$9.99
  • Boutique Expansion Pack$9.99
  • Metal Expansion Pack II$9.99
  • Acoustic Expansion Pack$9.99
  • All Access$24.99
35 purchases

Overloud THU

One-time35
  • TH-U FREE PackFree
  • 11201 pack$0.99
  • 11210 pack$0.99
Show 32 more
  • 11237 pack$0.99
  • TH-U RockGuy for Desktop$0.99
  • 11325 pack$0.99
  • 11327 pack$0.99
  • 11033 pack$0.99
  • 11200 pack$0.99
  • 11211 pack$0.99
  • Made In Rock - PFL 100 Desktop$0.99
  • Tumble ODS$4.99
  • Randall T2$4.99
  • Darkstar 40$4.99
  • Stryverb$4.99
  • British Classics Rig Library$12.99
  • American Classics Rig Library$17.99
  • Vintage Collection 1 Rig Lib$17.99
  • Choptones Fend Twin65 Rig Lib$17.99
  • Choptones Tone Impera Rig Lib$17.99
  • BHS Sold Rig Library$19.99
  • FX Pack$24.99
  • TH-U Made In Rock - PFL 100$24.99
  • TH-U All Metal Gear$24.99
  • BHS Iconic 1 Hair Metal RigLib$26.99
  • Bass Rigs Vol. 1 Rig Library$26.99
  • Distortion Bundle$27.99
  • TH-U Rock Collection$29.99
  • TH-U Metal Collection$29.99
  • TH-U RockGuy Collection$29.99
  • TH-U 60's Pack$29.99
  • TH-U Funk and R&B Collection$29.99
  • Amps & Cabs Bundle$49.99
  • TH-U Full for Desktop Owners$59.99
  • TH-U Premium$119.99

Questions

Is JamUp Pro free?
JamUp Pro costs $7.99, and also offers in-app purchases.
Is Overloud THU free?
Overloud THU is free to download, with in-app purchases available.
Which has better reviews, JamUp Pro or Overloud THU?
JamUp Pro is rated higher. JamUp Pro averages 4.6 out of 5 from 715 ratings, while Overloud THU averages 4.1 from 97 ratings.
Do JamUp Pro or Overloud THU have ads?
Neither JamUp Pro nor Overloud THU shows ads.
Which is updated more often, JamUp Pro or Overloud THU?
JamUp Pro ships an update every 2 months, and Overloud THU every 11 days. Most recently, JamUp Pro was updated on October 18, 2026 and Overloud THU on October 13, 2026.

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