Memory Knots vs WatchPlanets
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Memory Knots
Enhance your recall with color-coded reminders that are always accessible. This tool is ideal for managing multiple tasks, from academic schedules to daily errands, ensuring you stay organized and on track.
- Color-coded memory hints
- Intuitive reminder system
- Task management for busy individuals
- Watch face complications for quick access
- Instant app access from watch face
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You never forget anything - sometimes all you need is a little hint. Give your memory a boost with intuitive, color coded reminders. Always on your wrist, they are perfect for anyone juggling multiple tasks - a student staying on top of exams and assignments, a nurse looking after many patients, a busy mom running from soccer to bake sales and sleepovers. This simple little app will let you stay on top of your game, all day, every day! Complications (added in v.2) are available on most watch faces. They show a total number of To Do items and allow instant app access from the watch face.
WatchPlanets
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Displays information about the planets of the solar system
Verdict
The clearest difference is iOS requirement: WatchPlanets at 13.0 against Memory Knots's 18.0. On price, update cadence, ads and in-app purchases 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
Memory Knots costs $0.99 and WatchPlanets $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Memory Knots ships an update every 23 months, WatchPlanets every 38 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.
| Parameter | Memory Knots | WatchPlanets |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 3.4 (9 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 23 months — better | Every 38 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, Apple Watch | iPhone, iPod, Apple Watch — better |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 3 MB |
| Age rating | 9+ | 4+ |
| Developer | Golmium | Paul Scott |
In-app purchases
Memory Knots
No in-app purchases
WatchPlanets
No in-app purchases
Questions
Is Memory Knots free?
Is WatchPlanets free?
Do Memory Knots or WatchPlanets have ads?
Which is updated more often, Memory Knots or WatchPlanets?
Other comparisons
