Comparison

Dynamic Memo vs OpenST

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

Head to head
About

Dynamic Memo

This app keeps your most crucial notes visible at all times using your iPhone's Dynamic Island. Create, manage, and prioritize memos for persistent display, ensuring important information is always accessible. It offers quick access via widgets and a clean interface for efficient note-taking.

Highlights
  • Pin memos to Dynamic Island
  • Full memo list management
  • Memo prioritization
  • Home screen widget support
  • Quick memo creation
  • Clean, modern interface
Features
Read full description

Dynamic Memo revolutionizes how you use memos on iPhone. By leveraging iOS Dynamic Island, your most important notes stay visible at all times — even while you're using other apps. Features: - Pin memos to Dynamic Island for persistent display - Create and manage a full memo list - Prioritize memos to control what appears on Dynamic Island - Widget support for quick access from your home screen - Clean, modern interface designed for speed - Quick memo creation with minimal taps How it works: 1. Create your memos in the app 2. Pin the most important one to Dynamic Island 3. Continue using your iPhone — your memo stays visible 4. Tap the Dynamic Island to quickly view or edit Perfect for: - Shopping lists you need while browsing other apps - Important reminders that can't wait - Quick reference information (addresses, codes, etc.) - Study notes you want to keep visible - Daily task reminders Never forget important information again. Dynamic Memo keeps it right where you can see it — on your Dynamic Island. Download Dynamic Memo and transform how you remember things!

About

OpenST

Features
Read full description

Your speakers, brought back to life. This works with the latest firmware that locks down SoundTouch speakers. When the SoundTouch cloud was shut down on May 6, 2026, it took your presets, music browsing, and most of what made your speakers smart with it. OpenST brings it all back — directly on your local network, with no servers to host and no setup beyond installing the app. WHAT YOU GET BACK Hardware presets 1–6 working again, fully editable Real-time now playing across every room Multi-room grouping and party mode Volume, playback, and source switching from your phone Internet radio — thousands of stations via Radio Browser Stream from your NAS, Plex, or any UPnP music server Spotify, Pandora, AirPlay, and AUX, all controllable Apple Watch app with hardware preset control DESIGNED FOR YOUR HOME OpenST opens to your rooms, not a music service. See what's playing everywhere at a glance. Tap a room to take control. Long-press the volume slider for an AirPlay-style room picker. PRO FEATURES Unlimited speakers (free version supports two) Spotify playback Scenes. One-tap presets for multi-room playback at custom volumes Siri Shortcuts and home automation Sleep timers with fade-out Per-room, per-source EQ profiles Watch complications and Home Screen widgets iCloud sync across your Apple devices Custom stream URLs LOCAL-FIRST, PRIVATE BY DESIGN OpenST talks directly to your speakers. No account, no sign-up, no servers, no data collection. Your speakers, your network, your music. Nothing leaves your home. WORKS WITH SoundTouch 10, 20, 30, 300, Wave SoundTouch IV, SoundTouch Portable, and all other Wi-Fi-connected SoundTouch speakers running supported firmware. OpenST is an independent app and is not affiliated with, endorsed by, or sponsored by Bose Corporation. SoundTouch is a trademark of Bose Corporation, used here for compatibility identification only. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Dynamic Memo4 screens
OpenST4 screens

Verdict

The call

The clearest difference is in-app purchases: Dynamic Memo at none against OpenST's 2. OpenST's advantage is ads (none vs shown) and update cadence (every 3 days vs every 5 weeks). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OpenST sells 2 in-app purchases, starting at $2.99 per month. Dynamic Memo asks for nothing beyond the download.

UpkeepUpdate frequency

Dynamic Memo ships an update every 5 weeks, OpenST every 3 days. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

Scorecard4 real differences · 6 level
Dynamic Memo versus OpenST: the parameters behind the verdict, then further details
ParameterDynamic MemoOpenST
PriceFreeFree
Rating3.7 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 5 weeksEvery 3 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS18.117.0 — better
Further details — not scored
Size5 MB29 MB
Age rating4+4+
DeveloperMIZOU, CO., LTD.FBeasleySoftware

In-app purchases

None

Dynamic Memo

No in-app purchases

2 purchases

OpenST

Subscriptions2
  • Monthly Subscription7 Days trial$2.991 Month
  • Yearly Subscription7 Days trial$24.991 Year

Questions

Is Dynamic Memo free?
Dynamic Memo is free to download, with no in-app purchases.
Is OpenST free?
OpenST is free to download, with in-app purchases available.
Do Dynamic Memo or OpenST have ads?
Dynamic Memo shows ads; OpenST does not.
Which is updated more often, Dynamic Memo or OpenST?
Dynamic Memo ships an update every 5 weeks, and OpenST every 3 days. Most recently, Dynamic Memo was updated on September 21, 2026 and OpenST on September 24, 2026.

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