Bode & Nyquist vs MOMOTODO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bode & Nyquist
Visualize Bode and Nyquist diagrams for transfer functions. Automatically evaluates system stability, displaying key metrics like gain, phase margins, and encirclements. Offers interactive graph manipulation and an integrated help manual.
- Plot Bode and Nyquist diagrams
- Evaluate system stability
- Display gain and phase margins
- Show encirclements of -1+j0
- Interactive graph gestures (drag, pinch, double tap)
- Adjust frequency ranges
- Integrated online help
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This application allows you to plot the Bode and Nyquist diagrams of a transfer function and visualize its impulse response, providing tools to analyze both frequency-domain behavior and time-domain dynamics. The transfer function is entered via a simple numeric keypad and has been specially adapted to make immediately available all the keys you need. Open Loop Transfer function or the Closed Loop Transfer can be entered separately. The app automatically evaluate system stability. The number of unstable closed-loop poles, the number of unstable open-loop poles and the number of clock-wise encirclements of point -1+j0 are shown together with the Nyquist Plot. Gain and Phase margin are shown together with the Bode Plot. For each graph the following gestures are supported: * Drag: To move the chart in the desired position; * Pinch: To enlarge or shrinks the graph; * Double Tap to restore the position and zoom level of the graph to their original values. Through a dedicated function you can set the maximum frequency of the Nyquist diagram and the frequency range for the Bode diagrams of the module and phase. There is also a complete online help. BEFORE LEAVING AN ANONYMOUS NEGATIVE FEEDBACK AND THROW AWAY YOUR MONEY: 1) READ THE MANUAL AGAIN; 2) CHECK AGAIN THE SYNTAX OF THE ENTERED FUNCTION; 3) CONTACT ME, AND I WILL DO MY VERY BEST TO HELP YOU. A promo code for my Circuit Lab app will be send to users who will be able to report a recognized bug of this application.
MOMOTODO
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See what you need to do today before unlocking your phone. MOMOTODO organizes Apple Reminders into two cards, letting you choose to display them on your lock screen as wallpaper or Live Activities. When starting a task, select a scene to start the timer; after finishing, review completed tasks and the actual time spent. Two cards, arranged according to your needs The first card can display today's important tasks, today's schedule, future plans, recently completed items, or a specified reminders list. The second card can display a summary module, today's schedule, recently completed items, or a specified reminders list. Today's important tasks gather overdue items, items due today, and high-priority todos without a date; recently completed shows items completed that day along with their completion time. Today's schedule displays ongoing and upcoming events from the system calendar, preserving calendar colors, titles, and time ranges, presented in a read-only format. Tap the home screen cards to manage sources, order, and display count. Pro supports displaying MOMOTODO subtasks within cards and linking completion of parent tasks and subtasks. Wallpaper Mode: Integrate Tasks into Your Lock Screen Select a background, style, and layout, then preview and generate a lock screen wallpaper. The free version displays 1–3 tasks per wallpaper card; Pro expands this to up to 20 tasks and saves the display count separately for different sources. The free version offers preset wallpapers and a default stroke template. Pro unlocks custom wallpapers, random custom wallpapers, dark mode, glass, frosted glass, desktop sticky note templates, and more layout settings. The frosted glass style extracts the card color from the background, creating a harmonious look between the cards and the wallpaper. Pro allows saving up to 8 themes, which can be switched by swiping horizontally. Each theme independently saves its background, style, and card configuration. Deleting a theme does not delete the actual reminders. Pro Live Activities: Complete Tasks Directly on the Lock Screen Two cards are displayed as separate Live Activities, which can be individually enabled or disabled. Reminders are arranged into up to three rows of capsules based on available space, with any overflow shown as a count of remaining tasks. Tap a task capsule to mark it as complete. Overdue or high-priority tasks are highlighted in pink. Today's schedule displays one event per line, up to three items; recently completed and summary content remain read-only. On iPhones supporting Dynamic Island, view today's key tasks and directly complete to-dos after expanding. The two cards on the home screen can be scrolled separately to browse full sources, unrestricted by lock screen display space. Creating Live Activities requires Pro. Existing activities can still be refreshed, tasks completed, and closed after the entitlement expires; recreating after the system ends them requires an active Pro subscription. Pro Focus: Keep Your Efforts Tracked Supports count-up, countdown timers, and editable, self-created focus scenes. Can link to Apple Reminders or allow entering a task name for the current focus session. View the scene, task, and time on the lock screen and Dynamic Island, choose to only record time or end and complete the linked reminder. Review focus with day, week, and month views: the day view shows a timeline and reminders completed that day, the month view presents daily effort with a heatmap. When you forget to time, you can retroactively log a completed focus session that lasted at least one minute, filling in the scene, task, and notes. View focus history and statistics, and export to CSV. Select a target system calendar for different scenes; when not specified, the dedicated MOMOTODO calendar is used.
Screenshots
Verdict
The clearest difference is price: MOMOTODO at Free against Bode & Nyquist's $5.99. MOMOTODO also leads on update cadence (every 4 days vs every 7 months). Bode & Nyquist's advantage is in-app purchases (none vs 3) and iOS requirement (16.6 vs 18.0). On ads 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
MOMOTODO is free to download; Bode & Nyquist costs $5.99 up front. MOMOTODO sells 3 one-off in-app purchases. Bode & Nyquist asks for nothing beyond the download.
Bode & Nyquist ships an update every 7 months, MOMOTODO every 4 days. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | Bode & Nyquist | MOMOTODO |
|---|---|---|
| Price | $5.99 | Free — better |
| Positive reviews | 20.0% of reviews | — |
| Update frequency | Every 7 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Fabrizio Boco | 卓 孔 |
In-app purchases
Bode & Nyquist
No in-app purchases
MOMOTODO
- MOMOTODO Pro 3 天体验Free
- MOMOTODO Pro Lifetime$3.99
- MOMOTODO Pro 永久版$6.99









