Comparison

onesec vs 1SecVideo

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

Head to head
About

onesec

Easily create vlogs by selecting one-second clips from your videos. Reorder them instantly and share your daily life or travel montages. No complex editing needed for quick, shareable videos.

Highlights
  • Select and trim 1-second clips
  • Drag to reorder clips
  • Auto mode for quick creation
  • Export to Camera Roll
  • 30-day Story Challenge
  • One-time purchase for Pro features
Features
Read full description

onesec turns your videos into stunning vlogs by connecting 1-second clips from each. Pick your videos, choose the best 1-second moment from each, and your vlog is ready to share. FEATURES: - Select videos and trim 1 second from each - Drag to reorder clips instantly - Auto mode for one-tap creation - Export to Camera Roll or share directly - Choose from a 30-day Story Challenge for daily filming ideas - Complete a challenge theme after a successful export PERFECT FOR: - Anyone who wants to vlog without the hassle - Creating quick travel or daily life montages - Making short, shareable videos for social media No complex editing required. Just pick your seconds and let onesec do the rest. ONESEC PRO: - All 30 Story Challenge themes (7 are free) - Unlimited clips and longer 2- or 3-second holds - Every soundtrack, date stamps, and watermark-free exports - One-time purchase; not a subscription Purchase and Legal Information Pro features are unlocked with a one-time in-app purchase. This is not a subscription. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://starcrown.co.jp/privacy

About

1SecVideo

Features
Read full description

Just record 1 second every day — and your precious moments automatically become a beautiful movie. ■ Perfect for you if you want to: ・ Capture your child's growth day by day ・ Keep travel and everyday moments alive ・ Create stunning videos for social media effortlessly ・ Build a visual diary without the pressure of writing ■ Key Features 【Auto Movie Generation】 Your 1-second clips automatically stitch together into a cinematic memory movie. No editing skills needed — just beautiful results. 【Timeline Editing】 Rearrange clips with intuitive drag-and-drop. Apply filters to set the perfect mood for your story. 【Memory Calendar】 Browse your videos by date in a calendar view. Revisit cherished moments whenever you want. 【Easy Export】 Save your finished movie to your camera roll with one tap. Share to social media in seconds. ■ Available Languages Japanese · English · Korean · Chinese (Simplified) · Indonesian Just 1 second a day. One year from now, you'll have 365 seconds of memories you'll treasure forever. Start today.

Screenshots

onesec3 screens
1SecVideo4 screens

Verdict

The call

The clearest difference is in-app purchases: 1SecVideo at none against onesec's 4. onesec's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. onesec sells 4 one-off in-app purchases. 1SecVideo asks for nothing beyond the download.

UpkeepUpdate frequency

onesec ships an update every 2 days, 1SecVideo every 2 weeks. Both last shipped on October 31, 2026.

Scorecard3 real differences · 5 level
onesec versus 1SecVideo: the parameters behind the verdict, then further details
Parameteronesec1SecVideo
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 2 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.6 — better
Further details — not scored
Size31 MB43 MB
Age rating4+4+
DeveloperStarcrown IncTEPPEI KIKUCHI

In-app purchases

4 purchases

onesec

One-time4
  • Coffee$0.49
  • Cookie$2.99
  • Onesec Pro$2.99
Show 1 more
  • Cake$6.99
None

1SecVideo

No in-app purchases

Questions

Is onesec free?
onesec is free to download, with in-app purchases available.
Is 1SecVideo free?
1SecVideo is free to download, with no in-app purchases.
Do onesec or 1SecVideo have ads?
1SecVideo shows ads; onesec does not.
Which is updated more often, onesec or 1SecVideo?
onesec ships an update every 2 days, and 1SecVideo every 2 weeks. Most recently, onesec was updated on October 31, 2026 and 1SecVideo on October 31, 2026.

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