Comparison

vsaas.io vs MERLIN

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

Head to head

About

vsaas.io

Features

Read full description

Mobile client for vsaas.io: video surveillance as a service. This application can give online access to cameras connected to our service: to live video and recordings.

About

MERLIN

Features

Read full description

MERLIN is the surveillance hub on mobile devices with cloud-optimized features. With the compatibility with multiple devices, you can control the camera, retrieve videos, view device status, and get alerts without using a computer. Users can store, manage, record, and play video remotely with various security and practical features. It's easy to operate without a complicated setup, and all contents are transmitted with industrial-grade transmission. ## Features: 1. Connect to NVR and IPCAM by P2P 2. Live view with fluent streaming (depends on network condition) 3. Playback recordings on NVR 4. Push notification to catch any event 5. Landscape viewing to maximize the image 6. Event list and filter for management

Screenshots

vsaas.io4 screens

MERLIN4 screens

Verdict

The call

The clearest difference is update cadence: vsaas.io at every 2 weeks against MERLIN's every 4 weeks. On price, ads, 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

vsaas.io ships an update every 2 weeks, MERLIN every 4 weeks. The most recent releases landed on September 18, 2026 and January 30, 2026 respectively.

Scorecard1 real difference · 5 level

vsaas.io versus MERLIN: the parameters behind the verdict, then further details
Parameter	vsaas.io	MERLIN
Price	Free	Free
Update frequency	Every 2 weeks — better	Every 4 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0 — better	15.1
Further details — not scored
Size	67 MB	48 MB
Age rating	4+	4+
Developer	Erlyvideo	Merlin Cloud Security Corp.

In-app purchases

None

vsaas.io

No in-app purchases

None

MERLIN

No in-app purchases

Questions

Is vsaas.io free?

vsaas.io is free to download, with no in-app purchases.

Is MERLIN free?

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

Do vsaas.io or MERLIN have ads?

Neither vsaas.io nor MERLIN shows ads.

Which is updated more often, vsaas.io or MERLIN?

vsaas.io ships an update every 2 weeks, and MERLIN every 4 weeks. Most recently, vsaas.io was updated on September 18, 2026 and MERLIN on January 30, 2026.