SDFVidya vs Colossus Social Reader
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
SDFVidya
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SDF Vidya is SDF organisation's philanthropic initiative, to better the lives of needy and focusing on uplifting the quality of life by providing the scholarships for the meritorious students from economically challenged families.
Colossus Social Reader
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Read Mastodon in your language. Free, ad-free, with on-device translation. An independent Mastodon reader that lets you read and reply to posts in other languages using manual or automatic translation powered by Apple Translation. Access your Home, Lists, Bookmarks, and Notifications timelines with fast updates, complete threads, and a new-post counter that preserves your position. Translation is native, processed on-device, and does not send text to external translation services. With Slow Mode, translation is prepared in the background and displayed when you tap the translation button. Customize your experience with Liquid Glass, Light, Dark, and Soft themes, plus a configurable accent color. Also included: ⢠Navigable mentions and profiles, with a Follow button. ⢠Native video and GIF player. ⢠Image viewer with zoom and direct saving to Photos. ⢠Selectable text. ⢠Built-in or external browser. ⢠Spanish and English localization. This is an independent, unofficial Mastodon client. Account creation is not supported. To use the app, sign in with an existing Mastodon account created at: https://joinmastodon.org End User License Agreement (EULA): https://juliocuesta.github.io/LectorDeMastodon/en/terms-of-service.html Privacy Policy: https://juliocuesta.github.io/LectorDeMastodon/en/privacy-policy.html
Screenshots
Verdict
The clearest difference is update cadence: Colossus Social Reader at every 9 days against SDFVidya's every 2 months. SDFVidya's advantage is iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SDFVidya ships an update every 2 months, Colossus Social Reader every 9 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.
| Parameter | SDFVidya | Colossus Social Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 9 days ā better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 13.0 ā better | 26.0 |
| Further details ā not scored | ||
| Size | 12 MB | 129 MB |
| Age rating | 4+ | 4+ |
| Developer | INNOVATIONS INVESTMENT MANAGEMENT INDIA PRIVATE LIMITED | Julio Cuesta |
In-app purchases
SDFVidya
No in-app purchases
Colossus Social Reader
No in-app purchases
Questions
Is SDFVidya free?
Is Colossus Social Reader free?
Do SDFVidya or Colossus Social Reader have ads?
Which is updated more often, SDFVidya or Colossus Social Reader?
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