Linea Sketch vs ImpactKeep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Linea Sketch
This app provides a powerful yet intuitive drawing and note-taking experience. Its minimalist interface keeps the focus on your creations, offering features like intelligent shape creation, precise layer management, and artistic brushes. Record your process with time-lapse and utilize various grids and templates for diverse projects.
- Minimalist UI
- Intelligent shape creation (ZipShapes)
- Elegant layer management
- Artistic watercolor brush
- Time-lapse recording
- Grids and templates
- Annotation tools
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Draw and take notes with ease. Linea Sketch gives you the right balance of power and control to capture thoughts and ideas effortlessly. The focus stays where it belongs: on your creations, not on the tools. Why Linea Sketch? ⁕ Minimal UI - Every control is designed to stay out of your way until you need it. Linea's elegant interface puts the focus on your creations. ⁕ Easy Colors - Choose from a wide range of pre-defined colors, or create your own with a single tap. Autogenerated tints & shades save time and effort. ⁕ Elegant Layers - Simplified set of layers that can be easily rearranged, merged, locked, or adjusted. Use the file browser and photo library to import images for reference and tracing. ⁕ ZipShapes & ZipLines - Simply hold still for a moment after drawing a line, rough square, circle, or triangle and ZipShape automatically creates a perfect version for you. You can then adjust final size, placement, and corner radius. ⁕ Move / Transform - Lasso part of your sketch, then move, rotate, flip, or resize. Transform one or more layers quickly & easily. ⁕ Watercolor Brush - Create rustic & artistic effects by painting with organic pigment in three modes: Simple, Wet, and Cloud. ⁕ Annotations - Add labels, notes, and callouts to your sketches using iOS Scribble or a keyboard. Fonts, colors, placement, and more can be adjusted effortlessly. ⁕ Time-Lapse - Record your creative process as you sketch! Save a video of the result as either a compressed 30 second clip or a full length movie. ⁕ Grids & Templates - A wide range of traditional grids, 3D isometric lines, storyboards, and templates for iOS screen or icon design. ⁕ Universal App - Linea Sketch is a universal app for iPad and iPhone. Your sketches seamlessly sync via iCloud to all of your devices, wherever you go. …………………………………… What do you get? Tools: • Technical Pencil - Hard lead, thin lines • Art Pencil - Soft lead, thick lines • Felt Tip Pen - Thin solid lines that vary in opacity • Marker - Fat solid lines • Watercolor Brush - Paint with organic, artistic pigment • Fill - Roll out wide areas of color or tap to flood fill • Blend - Smudge or soften strokes • Eraser - Clean up with your finger or Pencil • Pencil Plus! - Create additional effects using Apple Pencil pressure and tilt Colors: • Always on-screen & easily available • Tints and shades are automatically generated in six variations • 11 predefined color sets for various types of drawing • Create custom colors for branding and consistency • Drag & drop color swatches with other apps Layers: • Five flexible layers that can be dragged, merged, or cleared • Import any image from Files, Photo Library, or clipboard • Lockable to prevent accidental changes • Adjust opacity or double tap to toggle visibility on/off Templates: • Traditional grids displayed with lines & dots • Hexagonal, circular, and isometric (3D) grids • Notepads, to-do lists, and sheet music • App user interface and icon design • Storyboards in 16:9, 1.85:1, and 2.35:1 ratios • Adjustable intensity and can be hidden quickly Backgrounds & Paper Textures: • White Bond, Butcher’s Paper, Black Construction, Blueprint & many more • Adjustable custom background colors • Paper grain can be toggled on or off Exporting: • Save as PNG, JPEG, PSD, and PDF • Save entire sketch or crop a portion • Export to Slack, Dropbox, AirDrop & more • Presentation Mode shows just the canvas via AirPlay - perfect for classrooms Projects: • Organize drawings in project folders • Share, rename, or move drawings within projects • Thumbnail previews of drawings save time • Export PDF of entire project General: • Two-finger tap for Undo, three-finger tap for Redo • Pinch to zoom and rotate canvas • Tap Compass to lock, flip, or reset your canvas • Supports portrait & landscape orientations • Supports split screen and drag & drop Terms and Conditions: https://linea-app.com/terms Privacy Policy https://linea-app.com/privacy
ImpactKeep
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ImpactKeep helps you remember what you accomplished when it matters most. Capture proof of your work, growth, resilience, feedback, metrics, decisions, lessons, and progress in one private Apple-native app. Instead of relying on memory before a review, interview, promotion conversation, portfolio update, or difficult moment, ImpactKeep gives you a structured evidence library you can trust. Use ImpactKeep to: - Save wins, praise, screenshots, notes, files, and measurable outcomes - Build a searchable private proof library - Organize evidence by category, tags, project, company, role, stakeholder, and date - Improve records with proof-quality guidance - Prepare for interviews, reviews, promotions, negotiations, and confidence resets - Create proof packs, STAR stories, summaries, and exportable notes - Reframe challenges using real evidence from your own progress - Review confidence replays before high-stakes moments - Capture from iPhone, iPad, Mac, Apple Watch, widgets, Shortcuts, and Share Sheet - Keep your data private with Apple-native storage, optional iCloud sync, app lock, privacy controls, and archive export ImpactKeep is built for people who want a calmer, more evidence-based way to track progress. It is not a social feed, performance surveillance tool, or public portfolio. Your proof is for you. Privacy-first by design: - No ImpactKeep account required - No ads - No third-party tracking - Your evidence stays on your devices and, if enabled, syncs privately through iCloud - Export and archive your data when you want a manual backup ImpactKeep Pro is a one-time lifetime unlock for unlimited records, attachments, exports, widgets, privacy features, and advanced preparation tools. Build your proof before you need it.
Screenshots
Verdict
Linea Sketch and ImpactKeep are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Linea Sketch sells 3 in-app purchases, starting at $1.99 per month and ImpactKeep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Linea Sketch | ImpactKeep |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (803 ratings) — better | — |
| Positive reviews | 62.3% of reviews | — |
| Number of ratings | 803 — better | — |
| Update frequency | Every 3 months | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 133 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | The Iconfactory | Norixis |
Bugs and requests
Linea Sketch
Reported bugs
4 issues- Drawings disappearing or not saving properly
- Layers and colors not behaving as expected
- Sudden crashes when switching tools or actions
- Slow performance and loading issues
Requested features
6 requests- Add smudge/blending tool
- Implement watercolor brush
- Include text tool and annotation options
- Support for higher resolution canvases
- Introduce animation and video features
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- Improve file management and organization
ImpactKeep
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Linea Sketch
- Linea Monthly Subscription14 Days trial$1.991 Month
- Linea Yearly Subscription14 Days trial$19.991 Year
- Linea Full Purchase$59.99
ImpactKeep
- ImpactKeep Pro$5.99









