1Chart vs MetaGrid Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1Chart
Create, share, and print professional music charts using the Nashville Number System or letter chords. Offers flexibility in key changes, chord notation, and rhythmic details for efficient music arrangement.
- Nashville Number System support
- Letter chord flexibility
- Key change updates
- Rhythmic notation and dynamics
- Arrangement tools
- PDF and editable file sharing
- Performance mode
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FOR PROFESSIONAL-LOOKING MUSIC CHARTS, 1CHART IS ALL YOU NEED Create, share and print easy-to-read music charts with the only app that gives you all the power of the Nashville Number System, while also offering the flexibility of switching to letter-format chords whenever you like. At the core, 1Chart is built around the Number System and all its shorthand flexibility for charting music. But why stop there? 1Chart is also built for those who prefer to read letter chords rather than number chords. “Am F C” or “6m 4 1”? The choice is yours. Now anyone who prefers letter chords can enjoy the Number System's concise charting advantages — without needing to read numbers. Have a chart using letter chords and want to change keys? No problem. Select a new key, and your letter-format chart is updated to reflect the change. CHART FASTER AND SMARTER - Clear typography makes your charts easier to read - Copy/paste measures or sections for faster charting - View charts in your choice of three font sizes - Share charts and notebooks as PDFs or editable 1Chart files QUICKLY TYPE CHORDS - Support for chord inversions, as well as common and not-so-common chord qualities ("alt" chord, anyone?) - For Numbers fans: Accidentals before or after chord numbers? 1Chart accommodates both preferences. SUPPORT FOR RHYTHMIC NOTATION & DYNAMICS - Add as much rhythm/dynamic detail as you need. 1Chart includes characters for pushes, diamonds, the "mute triangle," etc., as well as the traditional notes and rests used in the Number System. - Use traditional notation or "hash marks" to specify beat distribution in split measures - Mark an area with a crescendo, decrescendo, ritardando or accelerando ADVANCED RHYTHMIC NOTATION - Beam notes above a single chord (e.g. to show an 8th-note feel) or across multiple chords (to show groove or beat distribution) - Tie notes and diamonds TOOLS TO BUILD YOUR ARRANGEMENT - Use repeat symbols, codas, segnos, etc. - Select an area to specify 1st/2nd/etc. endings - Separate sections with a single- or double-underline, or specify no formatting FINE-TUNE YOUR FORMAT - Option to align measures horizontally (4–8 measures per line) - Style inversions with a horizontal or diagonal dividing line - Choose "Minimize Horizontal Spacing" to fit more content per line ORGANIZE AND SHARE YOUR CHARTS - Use Notebooks to gather your charts in easy-to-manage collections (to mirror a set list, for ex.) - Share charts and notebooks by email - Import from and export to cloud services such as iCloud Drive, Dropbox, etc. Imported files must be in 1Chart (.1ch) format. PERFORMANCE MODE - “Lock” your charts to prevent unintended edits - Swipe left/right to access next/previous chart ONLINE SUPPORT & USER FORUM Visit 1chartapp.com for help and to join the user community. ABOUT THE NASHVILLE NUMBER SYSTEM Nashville Numbers is an ingenious shorthand system for charting music that identifies chords by number (relating to scale degree) rather than letter, so charts are key-independent. A Number chart is valid no matter what key you choose to play it in. Take a progression spelled with the chord letters, A, D, and E. In Numbers, these chords are written as “1, 4, 5,” matching their position in the A scale: A is first, D is fourth, and E is fifth. Because scale relationships don't change when you change keys, “1, 4, 5” works in any key. Change the key to G, and “1, 4, 5” indicates you’ll want to play G, C and D — the first, fourth, and fifth notes of the G major scale. Combine this flexibility with rhythmic and dynamic notation, and you’ve got a powerful format for creating concise roadmaps of songs for use when rehearsing or performing. 1Chart includes the option of showing chords in number or letter format, giving you the best of both worlds. You can easily toggle between number chords and letter chords at any time in any chart you create.
MetaGrid Pro
This app provides a touch-native controller for desktop applications, adapting its interface to show the right tools when you switch apps. It offers deep integrations, customizable layouts, powerful macros, and advanced DAW/MIDI control for faster workflows.
- Adaptive interface based on active app
- Deep integration with creative apps
- Full layout customization
- Ready-to-use presets for major apps
- Multi-step macro creation
- Gesture pads for intuitive control
- Advanced DAW and MIDI tools
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Experience a touch-native controller that goes beyond hardware and traditional control apps. Switch apps, and MetaGrid Pro instantly adapts to show the right tools. Work faster with deep app integrations, customizable layouts, powerful macros, advanced DAW/MIDI control, and a growing library of ready-to-use presets. CORE FEATURES: • Adaptive Interface Your layouts update the moment you switch apps, windows, or tools. MetaGrid Pro adapts in real time — changing controls based on the active app, frontmost window, incoming MIDI, keyboard shortcuts, or Apple Scripts. For supported DAWs, it can also switch layouts based on track selection to stay in sync with your workflow. • Deep App Integration Control creative apps on Mac and PC more efficiently. On macOS, access every menu command in tools like Photoshop, Figma, Blender, and DaVinci Resolve — even ones without shortcuts. Run Apple Shortcuts and Keyboard Maestro macros directly, with no shortcut assignments required. • Full Customization Design every detail of your workspace. Resize any object, arrange flexible layouts, and style each grid with skins, adjustable chrome, and backgrounds — including curated textures and images. Every object is fully customizable with palettes, colors, layout options, thousands of icons, or your own artwork. • Presets Start fast with ready-to-use presets for major Apple apps, leading DAWs (Cubase, Ableton Live, Studio One, UAD Luna), audio tools like iZotope RX, design apps like Blender and Figma, and game audio systems like Wwise and FMOD. All presets are editable for Premium users, with optional expert-built multi-grid presets available for advanced workflows. • Master Control Turn repetitive tasks into instant actions with multi-step macros. Combine shortcuts, text insertions, menu commands, MIDI messages, pauses, and more — all from a single tap. • Gesture Pads Control apps with futuristic, highly responsive gesture pads. Multi-finger taps, swipes, and pans offer fast, intuitive navigation and fluid interaction. • Advanced Button Types Use momentary and latching switches, menu-driven buttons, multiple button layouts, and interactive switch groups that adapt to your workflow and provide clear feedback. • Advanced DAW / MIDI Tools Control your DAW with shortcut-free integration. Access extensive command sets in Cubase, Nuendo, Logic Pro, Studio One, and Ableton Live. MetaGrid Pro can switch layouts based on track selection or active editors in supported DAWs. Perform and shape sound with the Piano Keyboard, Drum Pads, and XY Pad — all from a touch-native interface. GENEROUS FREE VERSION: • One fully customizable workspace • Functional MIDI fader grid • Preview all presets (macros disabled) GO PREMIUM FOR COMPLETE CONTROL: • Unlimited workspaces, grids, and profiles • Macro triggering everywhere • Fully functional presets for major Apple apps • Popular presets for leading Mac and PC apps • Optional expert-made presets for advanced workflows • Advanced DAW command integration • Import and export profiles, workspaces, grids, and objects FROM US TO YOU: MetaGrid Pro is designed to give you more power, more speed, and more freedom than traditional controller tools. Going Premium helps us push that vision even further. COMMAND YOUR WORKFLOW. ONE TAP AT A TIME. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Verdict
The clearest difference is price: MetaGrid Pro at Free against 1Chart's $15.99. MetaGrid Pro also leads on update cadence (every 3 weeks vs every 3 months). 1Chart's advantage is in-app purchases (none vs 19) and review sentiment (89% vs 65%). On ratings volume, 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
MetaGrid Pro is free to download; 1Chart costs $15.99 up front. MetaGrid Pro sells 19 in-app purchases, starting at $4.99 per month. 1Chart asks for nothing beyond the download.
1Chart holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 33 and 26 respectively. Written reviews point the same way: 89% of 1Chart's written reviews are positive against 65% of MetaGrid Pro's.
1Chart ships an update every 3 months, MetaGrid Pro every 3 weeks. The most recent releases landed on August 11, 2026 and September 26, 2026 respectively.
| Parameter | 1Chart | MetaGrid Pro |
|---|---|---|
| Price | $15.99 | Free — better |
| Rating | 4.3 (33 ratings) — better | 4.0 (26 ratings) |
| Positive reviews | 89.4% of reviews — better | 64.7% of reviews |
| Number of ratings | 33 — better | 26 |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPad | iPad, Mac — better |
| Requires iOS | 14.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 44 MB | 338 MB |
| Age rating | 4+ | 4+ |
| Developer | RooKanga Digital LLC | MetaSystem Solutions Sp. z o.o. |
Customer experience
1Chart
MetaGrid Pro
In-app purchases
1Chart
No in-app purchases
MetaGrid Pro
- Monthly Subscription7 Days trial$4.991 Month
- Yearly Subscription7 Days trial$44.991 Year
- Hi-Tech Shapes Pack$1.99
- Hi-Tech Images Pack$1.99
- Hi-Tech Textures Pack$1.99
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- Brushed Aluminium Textures$1.99
- Menu Button$3.99
- Keyboard Pack$4.99
- Pads$4.99
- XY Pad$4.99
- Photoshop Grid$4.99
- LP Media Composer Grid$4.99
- Figma Grid$4.99
- Gesture Pad$14.99
- Powermacros for Logic Pro$14.99
- Powermacros Expansion$19.99
- Control Series: CSS for Cubase$29.99
- MetaGrid Pro Full Version$39.99
- MetaGrid Pro - Lifetime Access$199.00









