Tone Locker vs AcSync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tone Locker
Catalog and track your musical instrument collection, including its history. Connect with other musicians to discuss gear, discover items for sale, and make offers. This app provides a dedicated space for your musical journey.
- Catalog gear collection
- Track gear history
- Connect with users
- Discover gear for sale
- Make offers on gear
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Whether it’s the guitar you toured with, the pedal you modded in your garage, or the bass you’ve been chasing for years, Tone Locker gives your musical story a permanent home. - Catalog your gear collection - Track gear history - Talk with other users about their gear - See who is trying to sell their gear - Make offers on user's gear - and more! https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
AcSync
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Effortlessly manage your AcSync devices with this app, enabling you to configure settings, remote control, and more.
Screenshots
Verdict
The clearest difference is in-app purchases: AcSync at none against Tone Locker's 2. AcSync also leads on ads (none vs shown). Tone Locker's advantage is update cadence (monthly vs every 2 months). On price, device support 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
Both are free to download. Tone Locker sells 2 in-app purchases, starting at $9.99 per month. AcSync asks for nothing beyond the download.
Tone Locker ships an update monthly, AcSync every 2 months. The most recent releases landed on September 22, 2026 and October 6, 2026 respectively.
| Parameter | Tone Locker | AcSync |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (12 ratings) — better | — |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 80 MB | 39 MB |
| Age rating | 17+ | 17+ |
| Developer | Tone Locker Inc | Zhongshan Fengcai Electrical Co., Ltd. |
In-app purchases
Tone Locker
- Tone Locker Pro Access - Monthly$9.991 Month
- Tone Locker Pro Access - Annual$99.991 Year
AcSync
No in-app purchases
