Comparison

LeftRightDiary vs SoundRip

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

Head to head
About

LeftRightDiary

This app allows you to record life's moments using text and images, with support for Markdown editing. It prioritizes privacy by storing all data locally on your device and offers various ways to review past entries.

Highlights
  • Markdown and Rich Text editing
  • Mixed text and image layout
  • Heatmap and Calendar views
  • Random memory recall
  • Local data storage
  • WebDAV and Alibaba Cloud Disk sync
Features
Read full description

**Capture Every Moment** With Zuoyou Diary, record every moment of your life! 【Product Introduction】 Zuoyou Diary is a simple and pure diary app! It supports writing journals in Markdown, combining text and images. All basic features are completely free. All diary data is stored only on your device — your privacy is our top priority, so you never have to worry about data leaks. In addition, you can easily review past entries through various views such as Heatmap, Calendar, Random Recall, and "On This Day in the Past." Everything is clearly laid out so you can effortlessly keep track of life's little moments. 【Key Features】 * Supports both Markdown and Rich Text editors * Mixed text and image layout * Heatmap support * Calendar view (with heatmap) * Calendar image view * On this day in the past * Random memory recall * Privacy-focused: data stored locally on your device * Sync via WebDAV * Sync with Alibaba Cloud Disk

About

SoundRip

Features
Read full description

SoundRip is a simple yet efficient video-to-audio tool. You can select videos from your photo library or the Files app, trim to your desired time range, and quickly export audio in popular formats. It also supports importing audio files for format conversion and audio trimming. Key Features • Import videos from Photos or the Files app • Import audio files to convert audio formats and trim audio clips • Freely adjust the start and end timestamps for audio extraction & audio trimming • Supports MP3, M4A, AAC, FLAC and AIFF formats • Quickly navigate video content with timeline thumbnails • Preview extracted audio immediately after processing • Play, pause, and skip back and forth during playback • Save audio files directly to the Files app • Export audio via the system share sheet • Light mode, Dark mode, and automatic system appearance matching Privacy Protection All video and audio conversion runs locally on your device. Your private videos and audio files will never be uploaded to remote conversion servers. You retain full control of your media materials. Whether you want to extract background music from videos, save voice recordings, create audio assets, or capture specific segments from footage or audio files, SoundRip helps you get the job done quickly. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://audioextractor.nj-readonly.workers.dev/privacy_policy

Screenshots

LeftRightDiary4 screens
SoundRip3 screens

Verdict

The call

The clearest difference is update cadence: SoundRip at every 6 days against LeftRightDiary's every 3 weeks. LeftRightDiary's advantage is device support (3 vs 1). On price, ads, in-app purchases 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. LeftRightDiary sells 3 one-off in-app purchases and SoundRip sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

LeftRightDiary ships an update every 3 weeks, SoundRip every 6 days. The most recent releases landed on October 30, 2026 and November 10, 2026 respectively.

Scorecard2 real differences · 8 level
LeftRightDiary versus SoundRip: the parameters behind the verdict, then further details
ParameterLeftRightDiarySoundRip
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size81 MB6 MB
Age rating4+9+
Developer候军 袁海燕 董

In-app purchases

3 purchases

LeftRightDiary

One-time3
  • Upgrade to PRO$3.99
  • 请作者吃大餐$9.99
  • 大力支持$29.99
2 purchases

SoundRip

Subscriptions1
  • Weekly Plan with 3-Day Free Trial3 Days trial$3.997 Days
One-time1
  • Lifetime Membership$9.99

Questions

Is LeftRightDiary free?
LeftRightDiary is free to download, with in-app purchases available.
Is SoundRip free?
SoundRip is free to download, with in-app purchases available.
Do LeftRightDiary or SoundRip have ads?
Neither LeftRightDiary nor SoundRip shows ads.
Which is updated more often, LeftRightDiary or SoundRip?
LeftRightDiary ships an update every 3 weeks, and SoundRip every 6 days. Most recently, LeftRightDiary was updated on October 30, 2026 and SoundRip on November 10, 2026.

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