ACV DSP Control vs Subscription Assassin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACV DSP Control
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ACV DSP Control is an application designed to control a car audio receiver. Support four different modes: radio, USB mode, Bluetooth audio mode (A2DP) and AUX mode.The application allows you to make sound balance settings, adjust high/low frequencies and volume.
Subscription Assassin
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Stop getting surprised by auto‑renewals. Subscription Assassin is a focused trial & subscription tracker made for people who hate “free for 7 days… then $49” surprises. Add what you started, see what it costs, and get aggressive reminders before you’re charged — all without an account. Track trials & subscriptions Log trials, monthly plans, yearly plans, and one‑time items Add a note for “where to cancel” so future‑you won’t panic Toggle items active/paused so your totals stay honest Fast input Quick add: type something like “Tried an app today, 7 days later $49” Clean detail editing when you want full control (category, billing, dates, notes) Aggressive reminders (local notifications) Reminders fire before an auto‑charge (with actions: I canceled it / Snooze / Open) Customize your reminder strategy: lead time, reminders per day, and quiet hours One‑tap “Mark as Canceled” stops counting an item and clears its pending reminders Know what you’re spending Dashboard monthly totals and a category pie chart Next‑30‑days preview so you can spot upcoming charges early Upcoming charges list with filters (Trials / Subscriptions) and sorting (date / amount) Calendar view A monthly calendar that marks charge days and trial endings Tap a day to see what’s due, then jump directly to the item Multi‑currency support Track items in different currencies View totals and charts per currency (so numbers always make sense) Import & export Export your data to JSON or CSV anytime Import JSON/CSV to migrate or restore your tracker Privacy 100% local storage (SwiftData) and local notifications No account. No server. Your data stays on your device. Plans Free: track up to 3 items Premium: unlimited tracking + extra themes Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: ACV DSP Control at none against Subscription Assassin's 2. ACV DSP Control also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, 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
Both are free to download. Subscription Assassin sells 2 in-app purchases, starting at $3.99 per month. ACV DSP Control asks for nothing beyond the download.
ACV DSP Control ships an update weekly, Subscription Assassin every 5 days. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.
| Parameter | ACV DSP Control | Subscription Assassin |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 8 MB |
| Age rating | 4+ | 9+ |
| Developer | 高明 罗 | 瑞华 张 |
In-app purchases
ACV DSP Control
No in-app purchases
Subscription Assassin
- Subscription Assassin Pro (Monthly)$3.991 Month
- Subscription Assassin Pro$19.99
Questions
Is ACV DSP Control free?
Is Subscription Assassin free?
Do ACV DSP Control or Subscription Assassin have ads?
Which is updated more often, ACV DSP Control or Subscription Assassin?
Other comparisons
