SpecStash

Changelog

Every spec change, grouped by save. Values show what changed, not just that something did.

September 29, 2026

  2. Verified

    Amazon Prime Video

    All 3 formats checked against advertising.amazon.com.

    Verified

April 9, 2026

  1. New format

    Instagram · Shop

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  2. New format

    Instagram · Profile Reels

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  3. New format

    Instagram · Explore

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration

March 27, 2026

  1. Verified

    Facebook

    All 9 formats checked. No changes.

    Verified
  2. New format

    Facebook · Ads on Facebook Reels

    New format · 8 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file size
  3. New format

    Facebook · Video Feeds Ads

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  4. Verified

    Facebook

    All 9 formats checked. No changes.

    Verified
  5. New format

    Facebook · Business Explore

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  6. New format

    Facebook · Search Results

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  7. New format

    Facebook · Marketplace

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeDuration
  8. New format

    Facebook · In-Stream Video

    New format · 10 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeDuration (desktop)Duration (mobile)
  9. Verified

    Facebook

    All 9 formats checked. No changes.

    Verified

March 25, 2026

  1. New format

    Amazon Prime Video · Mid-Roll

    New format · 10 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeBitrateMax duration
  2. New format

    Amazon Prime Video · Pre-Roll

    New format · 10 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeBitrateMax duration
  3. New format

    Amazon Prime Video · Streaming TV Ad

    New format · 10 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeBitrateMax duration
  4. New format

    Instagram · Stories

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  6. New format

    Instagram · Reels

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration
  7. New platform

    Instagram

    New platform

    New platform
  9. New format

    Facebook · Stories

    New format · 9 specs

    New format
    Aspect ratioResolutionFrame rateCodecAudio codecAudio bitrateFile formatMax file sizeMax duration

March 24, 2026

  1. Verified

    Facebook

    All 9 formats checked. No changes.

    Verified
  2. Verified

    Facebook

    All 9 formats checked. No changes.

    Verified

March 23, 2026

  3. New platform

    Facebook

    New platform

    New platform