Comparison

FactorFile vs Slo

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

Head to head
About

FactorFile

Read full description

You need to convert JPG to PDF, video to GIF or something else? Now you can do it with a simple operation. FactorFile turns your mobile device into a powerful tool. How almost every file on your phone can be converted in our app? You need just to upload it to the cloud where it will be converted and downloaded back to your phone. And, what is more, after the conversion you can use multiple ways of sharing the file. Control file size: resize images and compress JPG to share photos faster with a smaller file size. Control jpg quality to further compress image and reduce image size. Import videos from the gallery to convert it to GIF, make MP4 from your livephotos. Conversions usually take less than 15 seconds! Get our all-in-one app and easily share photos, videos and files with friends and colleagues. TERMS OF SERVICE https://factorfile-tool.com/terms.html PRIVACY POLICY https://factorfile-tool.com/policy.html 24/7 SUPPORT
support@factorfile-tool.com

About

Slo

Adjust the playback speed of slow-motion videos without altering the original video file. This app allows you to modify multiple videos simultaneously, with changes automatically saved to your Photos app. You can easily revert to the original slow-motion segments by editing within the Photos app.

Highlights
  • Adjust slow-motion playback range
  • Batch processing for multiple videos
  • Non-destructive video editing
  • Automatic saving to Photos app
  • Restore original slow-motion segments
Features
Read full description

You can change multiple slow-motion videos at once. The adjusted videos are automatically updated in the Photos app. The actual slow-motion effect of the video is not deleted. The video file is not altered to lower the frame rate. Only the playback range of the slow-motion is adjusted, and you can restore the slow-motion segments anytime. Restore Slow-motion Bring the slow-motion back to videos you changed before. The app lists only slow-motion videos currently playing at normal speed, so you can select them and restore the original slow-motion in one batch. Share from Photos Select videos in the Photos app, tap Share, and choose Slo-mo-Remover. Pick Turn off or Restore, and the app processes all selected videos at once.

Screenshots

FactorFile3 screens
Slo4 screens

Verdict

The call

The clearest difference is in-app purchases: FactorFile at none against Slo's 1. FactorFile also leads on update cadence (every 11 days vs every 4 months) and iOS requirement (13.0 vs 17.5). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Slo sells 1 one-off in-app purchase. FactorFile asks for nothing beyond the download.

UpkeepUpdate frequency

FactorFile ships an update every 11 days, Slo every 4 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 6 level
FactorFile versus Slo: the parameters behind the verdict, then further details
ParameterFactorFileSlo
PriceFreeFree
Rating—3.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 11 days — betterEvery 4 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.5
Further details — not scored
Size10 MB1 MB
Age rating4+4+
DeveloperDEVBASE MOBILE LTDJeongun Kim

In-app purchases

None

FactorFile

No in-app purchases

1 purchases

Slo

One-time1
  • Remove Video limit$0.99

Questions

Is FactorFile free?
FactorFile is free to download, with no in-app purchases.
Is Slo free?
Slo is free to download, with in-app purchases available.
Do FactorFile or Slo have ads?
Neither FactorFile nor Slo shows ads.
Which is updated more often, FactorFile or Slo?
FactorFile ships an update every 11 days, and Slo every 4 months. Most recently, FactorFile was updated on October 27, 2026 and Slo on October 24, 2026.

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