Comparison

ACM for locks vs OTA upgrade

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

Head to head

ACM for locks

ACM OTC TCC TCC6 TC10

Upgrade your firmware via OTA.

Free

🔧 Utilities

No ratingsView app →

About

ACM for locks

Features

Read full description

Access Code Manager(ACM) is a mobile phone App to provide the code management functions for ACM supported electronic lock, working with ACM App some code accessing electric lock can be upgraded as smart lock with more modern smart phone APP features. Main functions: 1. Locks management of add/edit/delete 2. Lock code log management 3. Lock OTC feature operations 4. Lock TCC6 feature operations 5. Lock TCC10 feature operations 6. Share unlocking code to users via SMS, email, App etc. Supported locks: Electronic lock which firmware is upgraded to support ACM OTC, TCC6 or TCC10, such as lock model NL02P, WT100, WT200 and DA02 etc.

About

OTA upgrade

Features

Read full description

This App is used to upgrade your firmware to fix bugs, and usually requires you to download and operate the App according to the requirements of customer service or brand owners.

Screenshots

ACM for locks4 screens

OTA upgrade4 screens

Verdict

The call

The clearest difference is ads: OTA upgrade at none against ACM for locks's shown. OTA upgrade also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (12.1 vs 16.0). On price, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ACM for locks ships an update every 6 months, OTA upgrade every 2 months. The most recent releases landed on October 27, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 3 level

ACM for locks versus OTA upgrade: the parameters behind the verdict, then further details
Parameter	ACM for locks	OTA upgrade
Price	Free	Free
Update frequency	Every 6 months	Every 2 months — better
Ads	Yes	No — better
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPod
Requires iOS	16.0	12.1 — better
Further details — not scored
Size	10 MB	39 MB
Age rating	12+	17+
Developer	WOBBI TECHNOLOGY LIMITED	HUIZHOU REDBOX ELECTRONICS CO,.LTD

In-app purchases

None

ACM for locks

No in-app purchases

None

OTA upgrade

No in-app purchases

Questions

Is ACM for locks free?

ACM for locks is free to download, with no in-app purchases.

Is OTA upgrade free?

OTA upgrade is free to download, with no in-app purchases.

Do ACM for locks or OTA upgrade have ads?

ACM for locks shows ads; OTA upgrade does not.

Which is updated more often, ACM for locks or OTA upgrade?

ACM for locks ships an update every 6 months, and OTA upgrade every 2 months. Most recently, ACM for locks was updated on October 27, 2026 and OTA upgrade on October 10, 2026.