Comparison

Sync with S3 vs Sema

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

Head to head
About

Sync with S3

Automatically back up your phone's photos and videos to S3 storage, preserving your album and folder structure. It mirrors your library, uploads edited media and Live Photos, and ensures your S3 storage matches your device without deleting any original files.

Highlights
  • Syncs photo library to S3
  • Preserves album and folder hierarchy
  • Uploads edited photos and videos
  • Supports Live Photos video component
  • One-way sync, no phone data deletion
  • Selective folder/album syncing
Read full description

Sync for S3 synchronizes your phone’s photo library, including the album and folder hierarchy, to your S3 storage. For users who like to organize their photos into folders and albums, Sync will also - Sync automatically creates folders and albums you may have created in your phone’s photo library on S3 storage. - Uploads the video component for Live Photos. - Uploads the edited versions of photos and videos. - Mirror or backup your photo library. - Synchronize your entire photo library or only certain folders and albums. In summary, each time you run Sync, it will make sure any changes to your phone’s photo library are updated on your S3 storage, overwriting, renaming, uploading, and deleting items on your S3 storage if needed. Sync will also NEVER delete any photos from your phone. Sync performs a ONE-WAY sync only, making your S3 storage match your phone’s photo library. Any changes made on your S3 storage will not be synced to your phone, rather, the changes on your S3 storage will simply be overwritten the next time you run a Sync. Free Plan The free plan is limited to syncing up to 3 top-level folders and albums and up to 200 photos. Premium Plan Our affordable premium plan removes all restrictions and unlocks access to all future features. Subscription Pricing and Terms - Annual or monthly subscription billing will start immediately after you subscribe and will auto-renew each year or month. - Subscriptions will automatically renew unless canceled at least one day before the renewal date within 24 hours before the end of the current period. Payment will be charged to your Apple ID account at the confirmation of purchase. You can manage and cancel your subscription by going to your account settings in the App Store. - Subscriptions are non-refundable, so please choose this option carefully. - Please refer to the In-App Purchases section for pricing. Terms of Use — https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy — https://sync.photosplus.app/privacy.php

About

Sema

Features
Read full description

Sema is private AI memory for your iPhone. Chat naturally, and Sema can save useful facts locally so later answers have more context. Ask about something you mentioned before, review what was saved, delete memories you do not want, or clear all local data from Settings. WHAT SEMA DOES - Private AI chat - Local conversation history - Automatic local memory for durable facts - Memory overview with source statements - Local memory search for follow-up questions - Permission-gated access for device sources such as Contacts, Calendar, Photos, Location, and Reminders - Apple Foundation Models first on supported devices - Optional on-device Gemma model download when Apple Foundation Models are unavailable - Optional public web search with Sema Pro PRIVATE BY DESIGN Sema has no account and no server-side copy of your chats or memories in this build. Conversations, memories, local search data, and permission history stay on your device. The developer cannot read your chats or memories. Sema may send aggregate product interaction analytics, such as app opens, onboarding completion, model availability, chat sends, response success or failure, and memory created or deleted. Analytics do not include chat text, memory text, names, contacts, calendar titles, locations, prompts, generated answers, or other private content. SEMA PRO (OPTIONAL SUBSCRIPTION) Sema is fully usable for free. An optional auto-renewable subscription, Sema Pro, adds public web search for questions local AI cannot know yet — $4.99/month or $24.99/year. Only sanitized public search queries leave the phone; saved memories and chats stay private in Free and Pro. Subscriptions auto-renew unless turned off at least 24 hours before the end of the current period. Payment is charged to your Apple ID. Manage or cancel anytime in your App Store account settings. IMPORTANT AI answers may be incomplete or incorrect. Verify important medical, legal, financial, safety, or time-sensitive information before relying on it. Use of Sema is governed by Apple's Standard Licensed Application End User License Agreement and Sema's Terms of Use: https://getglod.com/sema/terms

Screenshots

Sync with S34 screens
Sema4 screens

Verdict

The call

The clearest difference is update cadence: Sema at every 10 days against Sync with S3's every 2 months. Sync with S3's advantage is iOS requirement (15.6 vs 17.0). 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. Sync with S3 sells 2 in-app purchases, starting at $2.99 per month and Sema sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sync with S3 ships an update every 2 months, Sema every 10 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Sync with S3 versus Sema: the parameters behind the verdict, then further details
ParameterSync with S3Sema
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size27 MB78 MB
Age rating4+4+
DeveloperPixegram, LLCVilde Vevatne

In-app purchases

2 purchases

Sync with S3

Subscriptions2
  • Premium - Monthly$2.991 Month
  • Premium - Yearly$19.991 Year
2 purchases

Sema

Subscriptions2
  • Sema Pro$4.991 Month
  • Sema Pro$24.991 Year

Questions

Is Sync with S3 free?
Sync with S3 is free to download, with in-app purchases available.
Is Sema free?
Sema is free to download, with in-app purchases available.
Do Sync with S3 or Sema have ads?
Neither Sync with S3 nor Sema shows ads.
Which is updated more often, Sync with S3 or Sema?
Sync with S3 ships an update every 2 months, and Sema every 10 days. Most recently, Sync with S3 was updated on October 11, 2026 and Sema on October 24, 2026.

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